56677172563 has 8 divisors (see below), whose sum is σ = 62049680496. Its totient is φ = 51341337600.

The previous prime is 56677172551. The next prime is 56677172599. The reversal of 56677172563 is 36527177665.

It is a happy number.

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 56677172563 - 2¹³ = 56677164371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56677178563) 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, 9165006 + ... + 9171187.

It is an arithmetic number, because the mean of its divisors is an integer number (7756210062).

Almost surely, 2^56677172563 is an apocalyptic number.

56677172563 is a deficient number, since it is larger than the sum of its proper divisors (5372507933).

56677172563 is a wasteful number, since it uses less digits than its factorization.

56677172563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18336485.

The product of its digits is 11113200, while the sum is 55.

The spelling of 56677172563 in words is "fifty-six billion, six hundred seventy-seven million, one hundred seventy-two thousand, five hundred sixty-three".