36556064664 has 64 divisors (see below), whose sum is σ = 106577472000. Its totient is φ = 10444587552.

The previous prime is 36556064663. The next prime is 36556064711. The reversal of 36556064664 is 46646065563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36556064663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2212132 + ... + 2228595.

It is an arithmetic number, because the mean of its divisors is an integer number (1665273000).

Almost surely, 2^36556064664 is an apocalyptic number.

It is an amenable number.

36556064664 is an abundant number, since it is smaller than the sum of its proper divisors (70021407336).

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

36556064664 is a wasteful number, since it uses less digits than its factorization.

36556064664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440757 (or 4440739 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 51.

The spelling of 36556064664 in words is "thirty-six billion, five hundred fifty-six million, sixty-four thousand, six hundred sixty-four".