57667045831 has 2 divisors, whose sum is σ = 57667045832. Its totient is φ = 57667045830.

The previous prime is 57667045789. The next prime is 57667045841. The reversal of 57667045831 is 13854076675.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57667045831 is a prime.

It is a super-2 number, since 2×57667045831² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57667045841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28833522915 + 28833522916.

It is an arithmetic number, because the mean of its divisors is an integer number (28833522916).

Almost surely, 2^57667045831 is an apocalyptic number.

57667045831 is a deficient number, since it is larger than the sum of its proper divisors (1).

57667045831 is an equidigital number, since it uses as much as digits as its factorization.

57667045831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 57667045831 in words is "fifty-seven billion, six hundred sixty-seven million, forty-five thousand, eight hundred thirty-one".