nine hundred and ninety nine decilliion nine hundred and ninety nine nonillion nine hundred and ninety nine octillion nine hundred and ninety nine septillion nine hundred and ninety nine sextillion nine hundred and ninety nine cincillion nine hundred and ninety nine quintillion nine hundred and ninety nine trillion nine hundred and ninety nine billion nine hundred and ninety nine million nine hundred and ninety nine thousand nine hundred and ninety nine

I think those are right I used to know them better.
Numbers so big you've never heard of them