57056136717 has 8 divisors (see below), whose sum is σ = 76076837280. Its totient is φ = 38036430320.

The previous prime is 57056136701. The next prime is 57056136719. The reversal of 57056136717 is 71763165075.

It is a happy number.

57056136717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 57056136717 - 2⁴ = 57056136701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57056136719) 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, 102342 + ... + 352967.

It is an arithmetic number, because the mean of its divisors is an integer number (9509604660).

Almost surely, 2^57056136717 is an apocalyptic number.

It is an amenable number.

57056136717 is a deficient number, since it is larger than the sum of its proper divisors (19020700563).

57056136717 is a wasteful number, since it uses less digits than its factorization.

57056136717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497083.

The product of its (nonzero) digits is 926100, while the sum is 48.

The spelling of 57056136717 in words is "fifty-seven billion, fifty-six million, one hundred thirty-six thousand, seven hundred seventeen".