22444655644422 has 32 divisors (see below), whose sum is σ = 54411286412160. Its totient is φ = 6801410801160.

The previous prime is 22444655644421. The next prime is 22444655644459.

22444655644422 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 4 + 6 + 556 + 44 + 42 + 2 = 666.

22444655644422 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22444655644421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18892807188 + ... + 18892808375.

It is an arithmetic number, because the mean of its divisors is an integer number (1700352700380).

Almost surely, 2^{22444655644422} is an apocalyptic number.

22444655644422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22444655644422 is an abundant number, since it is smaller than the sum of its proper divisors (31966630767738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22444655644422 is a wasteful number, since it uses less digits than its factorization.

22444655644422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37785615585 (or 37785615579 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 54.

It can be divided in two parts, 2244465 and 5644422, that added together give a palindrome (7888887).

The spelling of 22444655644422 in words is "twenty-two trillion, four hundred forty-four billion, six hundred fifty-five million, six hundred forty-four thousand, four hundred twenty-two".