57005271552172 has 12 divisors (see below), whose sum is σ = 100046715781320. Its totient is φ = 28420495614656.

The previous prime is 57005271552161. The next prime is 57005271552193. The reversal of 57005271552172 is 27125517250075.

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, 20535038797 + ... + 20535041572.

It is an arithmetic number, because the mean of its divisors is an integer number (8337226315110).

Almost surely, 2^{57005271552172} is an apocalyptic number.

It is an amenable number.

57005271552172 is a deficient number, since it is larger than the sum of its proper divisors (43041444229148).

57005271552172 is a wasteful number, since it uses less digits than its factorization.

57005271552172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41070080720 (or 41070080718 counting only the distinct ones).

The product of its (nonzero) digits is 1715000, while the sum is 49.

The spelling of 57005271552172 in words is "fifty-seven trillion, five billion, two hundred seventy-one million, five hundred fifty-two thousand, one hundred seventy-two".