90039185522 has 32 divisors (see below), whose sum is σ = 160306280064. Its totient is φ = 37389196800.

The previous prime is 90039185503. The next prime is 90039185527. The reversal of 90039185522 is 22558193009.

It is not an unprimeable number, because it can be changed into a prime (90039185527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595054 + ... + 1650537.

It is an arithmetic number, because the mean of its divisors is an integer number (5009571252).

Almost surely, 2^90039185522 is an apocalyptic number.

90039185522 is a deficient number, since it is larger than the sum of its proper divisors (70267094542).

90039185522 is a wasteful number, since it uses less digits than its factorization.

90039185522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245714.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 90039185522 in words is "ninety billion, thirty-nine million, one hundred eighty-five thousand, five hundred twenty-two".