56974969339 has 4 divisors (see below), whose sum is σ = 56980614400. Its totient is φ = 56969324280.

The previous prime is 56974969291. The next prime is 56974969349. The reversal of 56974969339 is 93396947965.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56974969339 - 2²³ = 56966580731 is a prime.

It is a super-2 number, since 2×56974969339² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56974969349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2807364 + ... + 2827585.

It is an arithmetic number, because the mean of its divisors is an integer number (14245153600).

Almost surely, 2^56974969339 is an apocalyptic number.

56974969339 is a deficient number, since it is larger than the sum of its proper divisors (5645061).

56974969339 is a wasteful number, since it uses less digits than its factorization.

56974969339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5645060.

The product of its digits is 297606960, while the sum is 70.

The spelling of 56974969339 in words is "fifty-six billion, nine hundred seventy-four million, nine hundred sixty-nine thousand, three hundred thirty-nine".