56322631511 has 4 divisors (see below), whose sum is σ = 58139490624. Its totient is φ = 54505772400.

The previous prime is 56322631483. The next prime is 56322631529. The reversal of 56322631511 is 11513622365.

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 56322631511 - 2³⁰ = 55248889687 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 (56322631531) 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, 908429510 + ... + 908429571.

It is an arithmetic number, because the mean of its divisors is an integer number (14534872656).

Almost surely, 2^56322631511 is an apocalyptic number.

56322631511 is a deficient number, since it is larger than the sum of its proper divisors (1816859113).

56322631511 is a wasteful number, since it uses less digits than its factorization.

56322631511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816859112.

The product of its digits is 32400, while the sum is 35.

The spelling of 56322631511 in words is "fifty-six billion, three hundred twenty-two million, six hundred thirty-one thousand, five hundred eleven".