57923172171 has 40 divisors (see below), whose sum is σ = 91111606080. Its totient is φ = 36570874032.

The previous prime is 57923172163. The next prime is 57923172221. The reversal of 57923172171 is 17127132975.

57923172171 is a `hidden beast` number, since 579 + 2 + 3 + 1 + 7 + 2 + 1 + 71 = 666.

It is not a de Polignac number, because 57923172171 - 2³ = 57923172163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57923172161) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7671220 + ... + 7678766.

It is an arithmetic number, because the mean of its divisors is an integer number (2277790152).

Almost surely, 2^57923172171 is an apocalyptic number.

57923172171 is a deficient number, since it is larger than the sum of its proper divisors (33188433909).

57923172171 is a wasteful number, since it uses less digits than its factorization.

57923172171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12565 (or 12556 counting only the distinct ones).

The product of its digits is 185220, while the sum is 45.

The spelling of 57923172171 in words is "fifty-seven billion, nine hundred twenty-three million, one hundred seventy-two thousand, one hundred seventy-one".