89163638904 has 16 divisors (see below), whose sum is σ = 222909097320. Its totient is φ = 29721212960.

The previous prime is 89163638899. The next prime is 89163638911. The reversal of 89163638904 is 40983636198.

It is a happy number.

It is a congruent number.

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, 1857575787 + ... + 1857575834.

Almost surely, 2^89163638904 is an apocalyptic number.

It is an amenable number.

89163638904 is an abundant number, since it is smaller than the sum of its proper divisors (133745458416).

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

89163638904 is a wasteful number, since it uses less digits than its factorization.

89163638904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715151630 (or 3715151626 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 57.

The spelling of 89163638904 in words is "eighty-nine billion, one hundred sixty-three million, six hundred thirty-eight thousand, nine hundred four".