51057577171271 has 8 divisors (see below), whose sum is σ = 55699684277904. Its totient is φ = 46415554928320.

The previous prime is 51057577171201. The next prime is 51057577171297. The reversal of 51057577171271 is 17217177575015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51057577171271 - 2²⁶ = 51057510062407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51057577171201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19954676 + ... + 22367481.

It is an arithmetic number, because the mean of its divisors is an integer number (6962460534738).

Almost surely, 2^{51057577171271} is an apocalyptic number.

51057577171271 is a deficient number, since it is larger than the sum of its proper divisors (4642107106633).

51057577171271 is a wasteful number, since it uses less digits than its factorization.

51057577171271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42431841.

The product of its (nonzero) digits is 4201750, while the sum is 56.

The spelling of 51057577171271 in words is "fifty-one trillion, fifty-seven billion, five hundred seventy-seven million, one hundred seventy-one thousand, two hundred seventy-one".