90804936339 has 24 divisors (see below), whose sum is σ = 141287378960. Its totient is φ = 55866013632.

The previous prime is 90804936323. The next prime is 90804936349. The reversal of 90804936339 is 93363940809.

It is a happy number.

90804936339 is a `hidden beast` number, since 90 + 8 + 0 + 493 + 63 + 3 + 9 = 666.

It is not a de Polignac number, because 90804936339 - 2⁴ = 90804936323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90804936349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 384072 + ... + 573690.

Almost surely, 2^90804936339 is an apocalyptic number.

90804936339 is a deficient number, since it is larger than the sum of its proper divisors (50482442621).

90804936339 is a wasteful number, since it uses less digits than its factorization.

90804936339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193731 (or 193728 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The spelling of 90804936339 in words is "ninety billion, eight hundred four million, nine hundred thirty-six thousand, three hundred thirty-nine".