64376613834204 has 72 divisors (see below), whose sum is σ = 175432685113728. Its totient is φ = 18320038044000.

The previous prime is 64376613834193. The next prime is 64376613834217. The reversal of 64376613834204 is 40243831667346.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217948104 + ... + 218243279.

It is an arithmetic number, because the mean of its divisors is an integer number (2436565071024).

Almost surely, 2^{64376613834204} is an apocalyptic number.

It is an amenable number.

64376613834204 is an abundant number, since it is smaller than the sum of its proper divisors (111056071279524).

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

64376613834204 is a wasteful number, since it uses less digits than its factorization.

64376613834204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436191655 (or 436191646 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 57.

The spelling of 64376613834204 in words is "sixty-four trillion, three hundred seventy-six billion, six hundred thirteen million, eight hundred thirty-four thousand, two hundred four".