45664472188 has 24 divisors (see below), whose sum is σ = 84902731200. Its totient is φ = 21449107008.

The previous prime is 45664472177. The next prime is 45664472207. The reversal of 45664472188 is 88127446654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5315428 + ... + 5324011.

It is an arithmetic number, because the mean of its divisors is an integer number (3537613800).

Almost surely, 2^45664472188 is an apocalyptic number.

It is an amenable number.

45664472188 is a deficient number, since it is larger than the sum of its proper divisors (39238259012).

45664472188 is a wasteful number, since it uses less digits than its factorization.

45664472188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10639509 (or 10639507 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 55.

The spelling of 45664472188 in words is "forty-five billion, six hundred sixty-four million, four hundred seventy-two thousand, one hundred eighty-eight".