91296000816 has 20 divisors (see below), whose sum is σ = 235848002232. Its totient is φ = 30432000256.

The previous prime is 91296000793. The next prime is 91296000821. The reversal of 91296000816 is 61800069219.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950999961 + ... + 951000056.

Almost surely, 2^91296000816 is an apocalyptic number.

It is an amenable number.

91296000816 is an abundant number, since it is smaller than the sum of its proper divisors (144552001416).

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

91296000816 is a wasteful number, since it uses less digits than its factorization.

91296000816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902000028 (or 1902000022 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 91296000816 in words is "ninety-one billion, two hundred ninety-six million, eight hundred sixteen", and thus it is an aban number.