5657002251731 has 4 divisors (see below), whose sum is σ = 5657007010200. Its totient is φ = 5656997493264.

The previous prime is 5657002251707. The next prime is 5657002251793. The reversal of 5657002251731 is 1371522007565.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5657002251731 - 2¹⁴ = 5657002235347 is a prime.

It is a super-2 number, since 2×5657002251731² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5657002251701) 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, 1097735 + ... + 3538223.

It is an arithmetic number, because the mean of its divisors is an integer number (1414251752550).

Almost surely, 2^{5657002251731} is an apocalyptic number.

5657002251731 is a deficient number, since it is larger than the sum of its proper divisors (4758469).

5657002251731 is a wasteful number, since it uses less digits than its factorization.

5657002251731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4758468.

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 5657002251731 in words is "five trillion, six hundred fifty-seven billion, two million, two hundred fifty-one thousand, seven hundred thirty-one".