57260753216520 has 128 divisors (see below), whose sum is σ = 200888224035840. Its totient is φ = 12783796058880.

The previous prime is 57260753216509. The next prime is 57260753216543. The reversal of 57260753216520 is 2561235706275.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 792609966 + ... + 792682205.

It is an arithmetic number, because the mean of its divisors is an integer number (1569439250280).

Almost surely, 2^{57260753216520} is an apocalyptic number.

It is an amenable number.

57260753216520 is an abundant number, since it is smaller than the sum of its proper divisors (143627470819320).

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

57260753216520 is a wasteful number, since it uses less digits than its factorization.

57260753216520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585292235 (or 1585292231 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 51.

The spelling of 57260753216520 in words is "fifty-seven trillion, two hundred sixty billion, seven hundred fifty-three million, two hundred sixteen thousand, five hundred twenty".