22442214344 has 64 divisors (see below), whose sum is σ = 48532392000. Its totient is φ = 9621745920.

The previous prime is 22442214343. The next prime is 22442214349. The reversal of 22442214344 is 44341224422.

It is a self number, because there is not a number n which added to its sum of digits gives 22442214344.

It is not an unprimeable number, because it can be changed into a prime (22442214343) 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, 353582 + ... + 412194.

It is an arithmetic number, because the mean of its divisors is an integer number (758318625).

Almost surely, 2^22442214344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22442214344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24266196000).

22442214344 is an abundant number, since it is smaller than the sum of its proper divisors (26090177656).

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

22442214344 is a wasteful number, since it uses less digits than its factorization.

22442214344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58878 (or 58874 counting only the distinct ones).

The product of its digits is 49152, while the sum is 32.

Adding to 22442214344 its reverse (44341224422), we get a palindrome (66783438766).

The spelling of 22442214344 in words is "twenty-two billion, four hundred forty-two million, two hundred fourteen thousand, three hundred forty-four".