Octillionaire
A person who has so much money, they could buy every taco ever made and still have enough left to throw a taco party for their goldfish.
I’m an octillionaire. I just bought a taco truck for my goldfish’s goldfish.
My cat is an octillionaire. He buys planets for his goldfish.
I became an octillionaire by buying a taco for my goldfish’s goldfish’s goldfish.