22426552413212 has 24 divisors (see below), whose sum is σ = 39500070825600. Its totient is φ = 11140862589936.

The previous prime is 22426552413203. The next prime is 22426552413217. The reversal of 22426552413212 is 21231425562422.

It is a self number, because there is not a number n which added to its sum of digits gives 22426552413212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22426552413217) 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, 3578162 + ... + 7593177.

It is an arithmetic number, because the mean of its divisors is an integer number (1645836284400).

Almost surely, 2^{22426552413212} is an apocalyptic number.

It is an amenable number.

22426552413212 is a deficient number, since it is larger than the sum of its proper divisors (17073518412388).

22426552413212 is a wasteful number, since it uses less digits than its factorization.

22426552413212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11174585 (or 11174583 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

Adding to 22426552413212 its reverse (21231425562422), we get a palindrome (43657977975634).

The spelling of 22426552413212 in words is "twenty-two trillion, four hundred twenty-six billion, five hundred fifty-two million, four hundred thirteen thousand, two hundred twelve".