53516513116664 has 32 divisors (see below), whose sum is σ = 108197776300320. Its totient is φ = 24668937964416.

The previous prime is 53516513116657. The next prime is 53516513116741. The reversal of 53516513116664 is 46661131561535.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322741364 + ... + 322907139.

It is an arithmetic number, because the mean of its divisors is an integer number (3381180509385).

Almost surely, 2^{53516513116664} is an apocalyptic number.

It is an amenable number.

53516513116664 is an abundant number, since it is smaller than the sum of its proper divisors (54681263183656).

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

53516513116664 is a wasteful number, since it uses less digits than its factorization.

53516513116664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645649319 (or 645649315 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 53.

The spelling of 53516513116664 in words is "fifty-three trillion, five hundred sixteen billion, five hundred thirteen million, one hundred sixteen thousand, six hundred sixty-four".