22444566544422 has 256 divisors, whose sum is σ = 56421437414400. Its totient is φ = 6553734727680.

The previous prime is 22444566544397. The next prime is 22444566544451.

22444566544422 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 4 + 56 + 6 + 544 + 42 + 2 = 666.

22444566544422 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 an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 3966169029 + ... + 3966174687.

It is an arithmetic number, because the mean of its divisors is an integer number (220396239900).

Almost surely, 2^{22444566544422} is an apocalyptic number.

22444566544422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22444566544422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28210718707200).

22444566544422 is an abundant number, since it is smaller than the sum of its proper divisors (33976870869978).

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

22444566544422 is a wasteful number, since it uses less digits than its factorization.

22444566544422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428 (or 7422 counting only the distinct ones).

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

It can be divided in two parts, 2244456 and 6544422, that added together give a palindrome (8788878).

The spelling of 22444566544422 in words is "twenty-two trillion, four hundred forty-four billion, five hundred sixty-six million, five hundred forty-four thousand, four hundred twenty-two".