64572336700 has 72 divisors (see below), whose sum is σ = 151256256480. Its totient is φ = 23853984000.

The previous prime is 64572336679. The next prime is 64572336713. The reversal of 64572336700 is 763327546.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 417351 + ... + 550750.

It is an arithmetic number, because the mean of its divisors is an integer number (2100781340).

Almost surely, 2^64572336700 is an apocalyptic number.

It is an amenable number.

64572336700 is an abundant number, since it is smaller than the sum of its proper divisors (86683919780).

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

64572336700 is a wasteful number, since it uses less digits than its factorization.

64572336700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968167 (or 968160 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 43.

The spelling of 64572336700 in words is "sixty-four billion, five hundred seventy-two million, three hundred thirty-six thousand, seven hundred".