90123238924 has 12 divisors (see below), whose sum is σ = 158074932400. Its totient is φ = 44958972528.

The previous prime is 90123238913. The next prime is 90123238943. The reversal of 90123238924 is 42983232109.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 25659759 + ... + 25663270.

Almost surely, 2^90123238924 is an apocalyptic number.

It is an amenable number.

90123238924 is a deficient number, since it is larger than the sum of its proper divisors (67951693476).

90123238924 is a wasteful number, since it uses less digits than its factorization.

90123238924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51323472 (or 51323470 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 90123238924 in words is "ninety billion, one hundred twenty-three million, two hundred thirty-eight thousand, nine hundred twenty-four".