89137478032 has 20 divisors (see below), whose sum is σ = 172717628400. Its totient is φ = 44565186848.

The previous prime is 89137478021. The next prime is 89137478057. The reversal of 89137478032 is 23087473198.

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, 8782 + ... + 422317.

It is an arithmetic number, because the mean of its divisors is an integer number (8635881420).

Almost surely, 2^89137478032 is an apocalyptic number.

It is an amenable number.

89137478032 is a deficient number, since it is larger than the sum of its proper divisors (83580150368).

89137478032 is a wasteful number, since it uses less digits than its factorization.

89137478032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444030 (or 444024 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 89137478032 in words is "eighty-nine billion, one hundred thirty-seven million, four hundred seventy-eight thousand, thirty-two".