89931612996 has 81 divisors (see below), whose sum is σ = 229536036639. Its totient is φ = 29688714000.

The previous prime is 89931612983. The next prime is 89931612997. The reversal of 89931612996 is 69921613998.

The square root of 89931612996 is 299886.

It is a perfect power (a square), and thus also a powerful number.

89931612996 is a `hidden beast` number, since 8 + 9 + 9 + 3 + 1 + 612 + 9 + 9 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (89931612997) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 271696551 + ... + 271696881.

Almost surely, 2^89931612996 is an apocalyptic number.

89931612996 is the 299886-th square number.

It is an amenable number.

89931612996 is an abundant number, since it is smaller than the sum of its proper divisors (139604423643).

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

89931612996 is a wasteful number, since it uses less digits than its factorization.

89931612996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974 (or 487 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 63.

The spelling of 89931612996 in words is "eighty-nine billion, nine hundred thirty-one million, six hundred twelve thousand, nine hundred ninety-six".