65237336164 has 96 divisors (see below), whose sum is σ = 158570899200. Its totient is φ = 22652904960.

The previous prime is 65237336159. The next prime is 65237336221. The reversal of 65237336164 is 46163373256.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164799 + ... + 397030.

It is an arithmetic number, because the mean of its divisors is an integer number (1651780200).

Almost surely, 2^65237336164 is an apocalyptic number.

It is an amenable number.

65237336164 is an abundant number, since it is smaller than the sum of its proper divisors (93333563036).

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

65237336164 is a wasteful number, since it uses less digits than its factorization.

65237336164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561893 (or 561891 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 46.

The spelling of 65237336164 in words is "sixty-five billion, two hundred thirty-seven million, three hundred thirty-six thousand, one hundred sixty-four".