89474637432 has 32 divisors (see below), whose sum is σ = 223695752400. Its totient is φ = 29823657984.

The previous prime is 89474637401. The next prime is 89474637433. The reversal of 89474637432 is 23473647498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89474637433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671638 + ... + 793754.

Almost surely, 2^89474637432 is an apocalyptic number.

It is an amenable number.

89474637432 is an abundant number, since it is smaller than the sum of its proper divisors (134221114968).

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

89474637432 is a wasteful number, since it uses less digits than its factorization.

89474637432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152655 (or 152651 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 57.

The spelling of 89474637432 in words is "eighty-nine billion, four hundred seventy-four million, six hundred thirty-seven thousand, four hundred thirty-two".