22440455340512 has 96 divisors (see below), whose sum is σ = 51255844899840. Its totient is φ = 9557902612480.

The previous prime is 22440455340481. The next prime is 22440455340547. The reversal of 22440455340512 is 21504355404422.

It is a self number, because there is not a number n which added to its sum of digits gives 22440455340512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6901712 + ... + 9618447.

It is an arithmetic number, because the mean of its divisors is an integer number (533915051040).

Almost surely, 2^{22440455340512} is an apocalyptic number.

22440455340512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22440455340512 is an abundant number, since it is smaller than the sum of its proper divisors (28815389559328).

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

22440455340512 is a wasteful number, since it uses less digits than its factorization.

22440455340512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16520424 (or 16520416 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 22440455340512 in words is "twenty-two trillion, four hundred forty billion, four hundred fifty-five million, three hundred forty thousand, five hundred twelve".