22663255456 has 12 divisors (see below), whose sum is σ = 44618284242. Its totient is φ = 11331627712.

The previous prime is 22663255409. The next prime is 22663255457. The reversal of 22663255456 is 65455236622.

It can be written as a sum of positive squares in only one way, i.e., 22266608400 + 396647056 = 149220^2 + 19916^2 .

It is not an unprimeable number, because it can be changed into a prime (22663255457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354113335 + ... + 354113398.

Almost surely, 2^22663255456 is an apocalyptic number.

It is an amenable number.

22663255456 is a deficient number, since it is larger than the sum of its proper divisors (21955028786).

22663255456 is an equidigital number, since it uses as much as digits as its factorization.

22663255456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708226743 (or 708226735 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 46.

The spelling of 22663255456 in words is "twenty-two billion, six hundred sixty-three million, two hundred fifty-five thousand, four hundred fifty-six".