99222115544777 has 16 divisors (see below), whose sum is σ = 100033148001600. Its totient is φ = 98414418432960.

The previous prime is 99222115544767. The next prime is 99222115544779. The reversal of 99222115544777 is 77744551122299.

It is a cyclic number.

It is not a de Polignac number, because 99222115544777 - 2²⁰ = 99222114496201 is a prime.

It is a pancake number, because a pancake can be divided into 99222115544777 parts by 14087023 straight cuts.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (99222115544779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169117502 + ... + 169703192.

It is an arithmetic number, because the mean of its divisors is an integer number (6252071750100).

Almost surely, 2^{99222115544777} is an apocalyptic number.

It is an amenable number.

99222115544777 is a deficient number, since it is larger than the sum of its proper divisors (811032456823).

99222115544777 is a wasteful number, since it uses less digits than its factorization.

99222115544777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588536.

The product of its digits is 88905600, while the sum is 65.

The spelling of 99222115544777 in words is "ninety-nine trillion, two hundred twenty-two billion, one hundred fifteen million, five hundred forty-four thousand, seven hundred seventy-seven".