56822747767 has 4 divisors (see below), whose sum is σ = 56827467216. Its totient is φ = 56818028320.

The previous prime is 56822747747. The next prime is 56822747791. The reversal of 56822747767 is 76774722865.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56822747767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56822747747) 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, 2341618 + ... + 2365759.

It is an arithmetic number, because the mean of its divisors is an integer number (14206866804).

Almost surely, 2^56822747767 is an apocalyptic number.

56822747767 is a deficient number, since it is larger than the sum of its proper divisors (4719449).

56822747767 is a wasteful number, since it uses less digits than its factorization.

56822747767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4719448.

The product of its digits is 55319040, while the sum is 61.

The spelling of 56822747767 in words is "fifty-six billion, eight hundred twenty-two million, seven hundred forty-seven thousand, seven hundred sixty-seven".