57252409744 has 20 divisors (see below), whose sum is σ = 110933525296. Its totient is φ = 28624403232.

The previous prime is 57252409741. The next prime is 57252409757. The reversal of 57252409744 is 44790425275.

It is a super-2 number, since 2×57252409744² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57252409741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171247 + ... + 379249.

Almost surely, 2^57252409744 is an apocalyptic number.

It is an amenable number.

57252409744 is a deficient number, since it is larger than the sum of its proper divisors (53681115552).

57252409744 is a wasteful number, since it uses less digits than its factorization.

57252409744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225214 (or 225208 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 57252409744 in words is "fifty-seven billion, two hundred fifty-two million, four hundred nine thousand, seven hundred forty-four".