52537968862864 has 135 divisors (see below), whose sum is σ = 105338995593489. Its totient is φ = 25384154480640.

The previous prime is 52537968862861. The next prime is 52537968862913. The reversal of 52537968862864 is 46826886973525.

The square root of 52537968862864 is 7248308.

It is a perfect power (a square), and thus also a powerful number.

52537968862864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 13 ways, for example, as 41725657011600 + 10812311851264 = 6459540^2 + 3288208^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52537968862861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 229423444702 + ... + 229423444930.

Almost surely, 2^{52537968862864} is an apocalyptic number.

52537968862864 is the 7248308-th square number.

It is an amenable number.

52537968862864 is an abundant number, since it is smaller than the sum of its proper divisors (52801026730625).

52537968862864 is an frugal number, since it uses more digits than its factorization.

52537968862864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 465 counting only the distinct ones).

The product of its digits is 8360755200, while the sum is 79.

The spelling of 52537968862864 in words is "fifty-two trillion, five hundred thirty-seven billion, nine hundred sixty-eight million, eight hundred sixty-two thousand, eight hundred sixty-four".