56563507077 has 16 divisors (see below), whose sum is σ = 94027648512. Its totient is φ = 29383639920.

The previous prime is 56563507067. The next prime is 56563507079. The reversal of 56563507077 is 77070536565.

It is not a de Polignac number, because 56563507077 - 2¹² = 56563502981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56563507079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122431603 + ... + 122432064.

It is an arithmetic number, because the mean of its divisors is an integer number (5876728032).

Almost surely, 2^56563507077 is an apocalyptic number.

It is an amenable number.

56563507077 is a deficient number, since it is larger than the sum of its proper divisors (37464141435).

56563507077 is a wasteful number, since it uses less digits than its factorization.

56563507077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244863688.

The product of its (nonzero) digits is 4630500, while the sum is 51.

The spelling of 56563507077 in words is "fifty-six billion, five hundred sixty-three million, five hundred seven thousand, seventy-seven".