91245324996 has 72 divisors (see below), whose sum is σ = 263807893440. Its totient is φ = 26049295296.

The previous prime is 91245324983. The next prime is 91245325009. The reversal of 91245324996 is 69942354219.

91245324996 is a `hidden beast` number, since 9 + 12 + 4 + 532 + 4 + 9 + 96 = 666.

It is an interprime number because it is at equal distance from previous prime (91245324983) and next prime (91245325009).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173470 + ... + 461066.

It is an arithmetic number, because the mean of its divisors is an integer number (3663998520).

Almost surely, 2^91245324996 is an apocalyptic number.

It is an amenable number.

91245324996 is an abundant number, since it is smaller than the sum of its proper divisors (172562568444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91245324996 is a wasteful number, since it uses less digits than its factorization.

91245324996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288873 (or 288868 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 91245324996 in words is "ninety-one billion, two hundred forty-five million, three hundred twenty-four thousand, nine hundred ninety-six".