22245580022456 has 64 divisors (see below), whose sum is σ = 48740139072000. Its totient is φ = 9320883481728.

The previous prime is 22245580022399. The next prime is 22245580022483. The reversal of 22245580022456 is 65422008554222.

It is a self number, because there is not a number n which added to its sum of digits gives 22245580022456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12402356 + ... + 14082243.

It is an arithmetic number, because the mean of its divisors is an integer number (761564673000).

Almost surely, 2^{22245580022456} is an apocalyptic number.

It is an amenable number.

22245580022456 is an abundant number, since it is smaller than the sum of its proper divisors (26494559049544).

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

22245580022456 is a wasteful number, since it uses less digits than its factorization.

22245580022456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26484948 (or 26484944 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 47.

Adding to 22245580022456 its reverse (65422008554222), we get a palindrome (87667588576678).

The spelling of 22245580022456 in words is "twenty-two trillion, two hundred forty-five billion, five hundred eighty million, twenty-two thousand, four hundred fifty-six".