89123957566488 has 48 divisors (see below), whose sum is σ = 259944876238320. Its totient is φ = 27422756174016.

The previous prime is 89123957566447. The next prime is 89123957566549. The reversal of 89123957566488 is 88466575932198.

89123957566488 is a `hidden beast` number, since 8 + 9 + 1 + 2 + 3 + 9 + 5 + 7 + 566 + 48 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47608950756 + ... + 47608952627.

It is an arithmetic number, because the mean of its divisors is an integer number (5415518254965).

Almost surely, 2^{89123957566488} is an apocalyptic number.

It is an amenable number.

89123957566488 is an abundant number, since it is smaller than the sum of its proper divisors (170820918671832).

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

89123957566488 is a wasteful number, since it uses less digits than its factorization.

89123957566488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95217903408 (or 95217903401 counting only the distinct ones).

The product of its digits is 6270566400, while the sum is 81.

The spelling of 89123957566488 in words is "eighty-nine trillion, one hundred twenty-three billion, nine hundred fifty-seven million, five hundred sixty-six thousand, four hundred eighty-eight".