90005110056 has 24 divisors (see below), whose sum is σ = 243763839930. Its totient is φ = 30001703328.

The previous prime is 90005110031. The next prime is 90005110061. The reversal of 90005110056 is 65001150009.

It can be written as a sum of positive squares in only one way, i.e., 58580457156 + 31424652900 = 242034^2 + 177270^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 625035415 + ... + 625035558.

Almost surely, 2^90005110056 is an apocalyptic number.

It is an amenable number.

90005110056 is an abundant number, since it is smaller than the sum of its proper divisors (153758729874).

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

90005110056 is a wasteful number, since it uses less digits than its factorization.

90005110056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250070985 (or 1250070978 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The spelling of 90005110056 in words is "ninety billion, five million, one hundred ten thousand, fifty-six".