54512565164 has 96 divisors (see below), whose sum is σ = 104732737536. Its totient is φ = 24766871040.

The previous prime is 54512565161. The next prime is 54512565179. The reversal of 54512565164 is 46156521545.

It is not an unprimeable number, because it can be changed into a prime (54512565161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15739697 + ... + 15743159.

It is an arithmetic number, because the mean of its divisors is an integer number (1090966016).

Almost surely, 2^54512565164 is an apocalyptic number.

It is an amenable number.

54512565164 is a deficient number, since it is larger than the sum of its proper divisors (50220172372).

54512565164 is a wasteful number, since it uses less digits than its factorization.

54512565164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655 (or 3653 counting only the distinct ones).

The product of its digits is 720000, while the sum is 44.

The spelling of 54512565164 in words is "fifty-four billion, five hundred twelve million, five hundred sixty-five thousand, one hundred sixty-four".