56622599522665 has 16 divisors (see below), whose sum is σ = 74538231583680. Its totient is φ = 40950016102720.

The previous prime is 56622599522653. The next prime is 56622599522669.

56622599522665 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-56622599522665 is a prime.

It is a super-2 number, since 2×56622599522665² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56622599522594 and 56622599522603.

It is not an unprimeable number, because it can be changed into a prime (56622599522669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2875693534 + ... + 2875713223.

It is an arithmetic number, because the mean of its divisors is an integer number (4658639473980).

Almost surely, 2^{56622599522665} is an apocalyptic number.

56622599522665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56622599522665 is a deficient number, since it is larger than the sum of its proper divisors (17915632061015).

56622599522665 is a wasteful number, since it uses less digits than its factorization.

56622599522665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751406952.

The product of its digits is 1049760000, while the sum is 70.

The spelling of 56622599522665 in words is "fifty-six trillion, six hundred twenty-two billion, five hundred ninety-nine million, five hundred twenty-two thousand, six hundred sixty-five".