56622521411 has 4 divisors (see below), whose sum is σ = 59084370192. Its totient is φ = 54160672632.

The previous prime is 56622521381. The next prime is 56622521413. The reversal of 56622521411 is 11412522665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11412522665 = 5 ⋅2282504533.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56622521411 is a prime.

It is a super-2 number, since 2×56622521411² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56622521413) 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, 1230924356 + ... + 1230924401.

It is an arithmetic number, because the mean of its divisors is an integer number (14771092548).

Almost surely, 2^56622521411 is an apocalyptic number.

56622521411 is a deficient number, since it is larger than the sum of its proper divisors (2461848781).

56622521411 is a wasteful number, since it uses less digits than its factorization.

56622521411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461848780.

The product of its digits is 28800, while the sum is 35.

The spelling of 56622521411 in words is "fifty-six billion, six hundred twenty-two million, five hundred twenty-one thousand, four hundred eleven".