56877877367 has 6 divisors (see below), whose sum is σ = 60029006688. Its totient is φ = 53884304532.

The previous prime is 56877877351. The next prime is 56877877513. The reversal of 56877877367 is 76377877865.

It is not a de Polignac number, because 56877877367 - 2⁴ = 56877877351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56877877367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56877877307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78777863 + ... + 78778584.

It is an arithmetic number, because the mean of its divisors is an integer number (10004834448).

Almost surely, 2^56877877367 is an apocalyptic number.

56877877367 is a deficient number, since it is larger than the sum of its proper divisors (3151129321).

56877877367 is a wasteful number, since it uses less digits than its factorization.

56877877367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157556485 (or 157556466 counting only the distinct ones).

The product of its digits is 580849920, while the sum is 71.

The spelling of 56877877367 in words is "fifty-six billion, eight hundred seventy-seven million, eight hundred seventy-seven thousand, three hundred sixty-seven".