22445256264 has 32 divisors (see below), whose sum is σ = 59413914720. Its totient is φ = 7041648896.

The previous prime is 22445256257. The next prime is 22445256271. The reversal of 22445256264 is 46265254422.

It is an interprime number because it is at equal distance from previous prime (22445256257) and next prime (22445256271).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27506034 + ... + 27506849.

It is an arithmetic number, because the mean of its divisors is an integer number (1856684835).

Almost surely, 2^22445256264 is an apocalyptic number.

22445256264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22445256264 is an abundant number, since it is smaller than the sum of its proper divisors (36968658456).

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

22445256264 is a wasteful number, since it uses less digits than its factorization.

22445256264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55012909 (or 55012905 counting only the distinct ones).

The product of its digits is 921600, while the sum is 42.

The spelling of 22445256264 in words is "twenty-two billion, four hundred forty-five million, two hundred fifty-six thousand, two hundred sixty-four".