57131383136 has 24 divisors (see below), whose sum is σ = 112685351184. Its totient is φ = 28512881280.

The previous prime is 57131383123. The next prime is 57131383187. The reversal of 57131383136 is 63138313175.

57131383136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 57131383093 and 57131383102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1632740 + ... + 1667363.

It is an arithmetic number, because the mean of its divisors is an integer number (4695222966).

Almost surely, 2^57131383136 is an apocalyptic number.

It is an amenable number.

57131383136 is a deficient number, since it is larger than the sum of its proper divisors (55553968048).

57131383136 is a wasteful number, since it uses less digits than its factorization.

57131383136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300654 (or 3300646 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The spelling of 57131383136 in words is "fifty-seven billion, one hundred thirty-one million, three hundred eighty-three thousand, one hundred thirty-six".