22643624166553 has 16 divisors (see below), whose sum is σ = 24749861310720. Its totient is φ = 20590641512064.

The previous prime is 22643624166481. The next prime is 22643624166613. The reversal of 22643624166553 is 35566142634622.

It is not a de Polignac number, because 22643624166553 - 2⁹ = 22643624166041 is a prime.

It is a super-2 number, since 2×22643624166553² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22643624166494 and 22643624166503.

It is not an unprimeable number, because it can be changed into a prime (22643624166353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24430276 + ... + 25340197.

It is an arithmetic number, because the mean of its divisors is an integer number (1546866331920).

Almost surely, 2^{22643624166553} is an apocalyptic number.

It is an amenable number.

22643624166553 is a deficient number, since it is larger than the sum of its proper divisors (2106237144167).

22643624166553 is a wasteful number, since it uses less digits than its factorization.

22643624166553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49771008.

The product of its digits is 37324800, while the sum is 55.

The spelling of 22643624166553 in words is "twenty-two trillion, six hundred forty-three billion, six hundred twenty-four million, one hundred sixty-six thousand, five hundred fifty-three".