90317136156 has 36 divisors (see below), whose sum is σ = 228197739672. Its totient is φ = 27789887424.

The previous prime is 90317136137. The next prime is 90317136179. The reversal of 90317136156 is 65163171309.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22265511 + ... + 22269566.

It is an arithmetic number, because the mean of its divisors is an integer number (6338826102).

Almost surely, 2^90317136156 is an apocalyptic number.

It is an amenable number.

90317136156 is an abundant number, since it is smaller than the sum of its proper divisors (137880603516).

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

90317136156 is a wasteful number, since it uses less digits than its factorization.

90317136156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44535110 (or 44535095 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 90317136156 in words is "ninety billion, three hundred seventeen million, one hundred thirty-six thousand, one hundred fifty-six".