65500057164 has 24 divisors (see below), whose sum is σ = 152853523200. Its totient is φ = 21830487184.

The previous prime is 65500057127. The next prime is 65500057171. The reversal of 65500057164 is 46175000556.

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, 261864 + ... + 446735.

It is an arithmetic number, because the mean of its divisors is an integer number (6368896800).

Almost surely, 2^65500057164 is an apocalyptic number.

It is an amenable number.

65500057164 is an abundant number, since it is smaller than the sum of its proper divisors (87353466036).

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

65500057164 is a wasteful number, since it uses less digits than its factorization.

65500057164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716309 (or 716307 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 65500057164 in words is "sixty-five billion, five hundred million, fifty-seven thousand, one hundred sixty-four".