57061427164 has 48 divisors (see below), whose sum is σ = 116245384192. Its totient is φ = 24002713152.

The previous prime is 57061427161. The next prime is 57061427167. The reversal of 57061427164 is 46172416075.

It is an interprime number because it is at equal distance from previous prime (57061427161) and next prime (57061427167).

It is a self number, because there is not a number n which added to its sum of digits gives 57061427164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57061427161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464749 + ... + 574555.

Almost surely, 2^57061427164 is an apocalyptic number.

It is an amenable number.

57061427164 is an abundant number, since it is smaller than the sum of its proper divisors (59183957028).

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

57061427164 is a wasteful number, since it uses less digits than its factorization.

57061427164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110162 (or 110160 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 57061427164 in words is "fifty-seven billion, sixty-one million, four hundred twenty-seven thousand, one hundred sixty-four".