52172642418668 has 12 divisors (see below), whose sum is σ = 96672837422952. Its totient is φ = 24551831726400.

The previous prime is 52172642418647. The next prime is 52172642418679. The reversal of 52172642418668 is 86681424627125.

It is a happy number.

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 52172642418668.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383622370658 + ... + 383622370793.

It is an arithmetic number, because the mean of its divisors is an integer number (8056069785246).

Almost surely, 2^{52172642418668} is an apocalyptic number.

It is an amenable number.

52172642418668 is a deficient number, since it is larger than the sum of its proper divisors (44500195004284).

52172642418668 is a wasteful number, since it uses less digits than its factorization.

52172642418668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767244741472 (or 767244741470 counting only the distinct ones).

The product of its digits is 61931520, while the sum is 62.

The spelling of 52172642418668 in words is "fifty-two trillion, one hundred seventy-two billion, six hundred forty-two million, four hundred eighteen thousand, six hundred sixty-eight".