He's using the number to troll people, but doesn't believe in it
He does believe in it and that's good actually
Pretending it's all an amazing coincidence is insulting to the intelligence of everyone involved. Being associated with Trump means the media has been slinging this against him for years, if no one on his team knows about this number than they have some kind of fucking learning disability.
The tweet is real. Archive: https://archive.is/cdd8T
In the video on the store page he says the price as 14.98, although the page shows the 14.88 price: https://www.mypillow.com/r277
And yes, that is a nazi dog whistle. Let's not embarrass ourselves by pretending it's a coincidence.
There's nothing about him to indicate he is a white identitarian, much less a white supremacist.
Here are the possible defenses:
Pretending it's all an amazing coincidence is insulting to the intelligence of everyone involved. Being associated with Trump means the media has been slinging this against him for years, if no one on his team knows about this number than they have some kind of fucking learning disability.
Alternately, he's just an out of touch boomer who doesn't know, and doesn't give a shit/wouldn't believe you if you explained it.
Probably got the idea from the Walmart example above.