56295677779 has 4 divisors (see below), whose sum is σ = 61413466680. Its totient is φ = 51177888880.

The previous prime is 56295677777. The next prime is 56295677821. The reversal of 56295677779 is 97777659265.

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 56295677779 - 2¹ = 56295677777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56295677777) 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, 2558894434 + ... + 2558894455.

It is an arithmetic number, because the mean of its divisors is an integer number (15353366670).

Almost surely, 2^56295677779 is an apocalyptic number.

56295677779 is a deficient number, since it is larger than the sum of its proper divisors (5117788901).

56295677779 is a wasteful number, since it uses less digits than its factorization.

56295677779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5117788900.

The product of its digits is 350065800, while the sum is 70.

The spelling of 56295677779 in words is "fifty-six billion, two hundred ninety-five million, six hundred seventy-seven thousand, seven hundred seventy-nine".