252548461764 has 45 divisors (see below), whose sum is σ = 660235213407. Its totient is φ = 84179805336.

The previous prime is 252548461729. The next prime is 252548461783. The reversal of 252548461764 is 467164845252.

The square root of 252548461764 is 502542.

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

252548461764 is a `hidden beast` number, since 2 + 52 + 548 + 46 + 1 + 7 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 252548461764.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 9031797 + ... + 9059715.

Almost surely, 2^252548461764 is an apocalyptic number.

252548461764 is the 502542-nd square number.

It is an amenable number.

252548461764 is an abundant number, since it is smaller than the sum of its proper divisors (407686751643).

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

252548461764 is an frugal number, since it uses more digits than its factorization.

252548461764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55854 (or 27924 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 54.

The spelling of 252548461764 in words is "two hundred fifty-two billion, five hundred forty-eight million, four hundred sixty-one thousand, seven hundred sixty-four".