89656724928 has 56 divisors (see below), whose sum is σ = 239084664832. Its totient is φ = 29650247424.

The previous prime is 89656724923. The next prime is 89656724929. The reversal of 89656724928 is 82942765698.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89656724921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1814050 + ... + 1862817.

Almost surely, 2^89656724928 is an apocalyptic number.

It is an amenable number.

89656724928 is an abundant number, since it is smaller than the sum of its proper divisors (149427939904).

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

89656724928 is a wasteful number, since it uses less digits than its factorization.

89656724928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677009 (or 3676999 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 66.

The spelling of 89656724928 in words is "eighty-nine billion, six hundred fifty-six million, seven hundred twenty-four thousand, nine hundred twenty-eight".