89167533640 has 16 divisors (see below), whose sum is σ = 200626950780. Its totient is φ = 35667013440.

The previous prime is 89167533619. The next prime is 89167533677. The reversal of 89167533640 is 4633576198.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83681761284 + 5485772356 = 289278^2 + 74066^2 .

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, 1114594131 + ... + 1114594210.

Almost surely, 2^89167533640 is an apocalyptic number.

It is an amenable number.

89167533640 is an abundant number, since it is smaller than the sum of its proper divisors (111459417140).

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

89167533640 is a wasteful number, since it uses less digits than its factorization.

89167533640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229188352 (or 2229188348 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 89167533640 in words is "eighty-nine billion, one hundred sixty-seven million, five hundred thirty-three thousand, six hundred forty".