65633710164 has 24 divisors (see below), whose sum is σ = 167067626208. Its totient is φ = 19889003040.

The previous prime is 65633710127. The next prime is 65633710169. The reversal of 65633710164 is 46101733656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65633710169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248612407 + ... + 248612670.

It is an arithmetic number, because the mean of its divisors is an integer number (6961151092).

Almost surely, 2^65633710164 is an apocalyptic number.

It is an amenable number.

65633710164 is an abundant number, since it is smaller than the sum of its proper divisors (101433916044).

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

65633710164 is a wasteful number, since it uses less digits than its factorization.

65633710164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497225095 (or 497225093 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 65633710164 in words is "sixty-five billion, six hundred thirty-three million, seven hundred ten thousand, one hundred sixty-four".