22042244444 has 24 divisors (see below), whose sum is σ = 42497297136. Its totient is φ = 9920000000.

The previous prime is 22042244443. The next prime is 22042244447. The reversal of 22042244444 is 44444224022.

It is a self number, because there is not a number n which added to its sum of digits gives 22042244444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22042244443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2475557 + ... + 2484444.

It is an arithmetic number, because the mean of its divisors is an integer number (1770720714).

Almost surely, 2^22042244444 is an apocalyptic number.

It is an amenable number.

22042244444 is a deficient number, since it is larger than the sum of its proper divisors (20455052692).

22042244444 is a wasteful number, since it uses less digits than its factorization.

22042244444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960117 (or 4960115 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22042244444 its reverse (44444224022), we get a palindrome (66486468466).

The spelling of 22042244444 in words is "twenty-two billion, forty-two million, two hundred forty-four thousand, four hundred forty-four".