52649131664 has 40 divisors (see below), whose sum is σ = 102605004288. Its totient is φ = 26170593920.

The previous prime is 52649131657. The next prime is 52649131687. The reversal of 52649131664 is 46613194625.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6098519 + ... + 6107145.

Almost surely, 2^52649131664 is an apocalyptic number.

It is an amenable number.

52649131664 is a deficient number, since it is larger than the sum of its proper divisors (49955872624).

52649131664 is a wasteful number, since it uses less digits than its factorization.

52649131664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10823 (or 10817 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The spelling of 52649131664 in words is "fifty-two billion, six hundred forty-nine million, one hundred thirty-one thousand, six hundred sixty-four".