I'd most likely move to a house somewhere in the northwestern US, travel around, (typically) spend on nonsense, give some to charity, and save the rest for emergencies/investment.
Discord (pre-reformed as Plankton): "Nice guys finish last, only aggressive people conquer the world!"
Fluttershy (as Spongebob): "Well, what about aggressively nice people!"
In fact, that whole episode could come close to being in-character for the two.