22056446522663 has 6 divisors (see below), whose sum is σ = 25657499016216. Its totient is φ = 18905525590812.

The previous prime is 22056446522653. The next prime is 22056446522681. The reversal of 22056446522663 is 36622564465022.

It is not a de Polignac number, because 22056446522663 - 2¹² = 22056446518567 is a prime.

It is a super-2 number, since 2×22056446522663² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22056446522623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 225065780795 + ... + 225065780892.

It is an arithmetic number, because the mean of its divisors is an integer number (4276249836036).

Almost surely, 2^{22056446522663} is an apocalyptic number.

22056446522663 is a deficient number, since it is larger than the sum of its proper divisors (3601052493553).

22056446522663 is an equidigital number, since it uses as much as digits as its factorization.

22056446522663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450131561701 (or 450131561694 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 53.

The spelling of 22056446522663 in words is "twenty-two trillion, fifty-six billion, four hundred forty-six million, five hundred twenty-two thousand, six hundred sixty-three".