22566455251012 has 24 divisors (see below), whose sum is σ = 39541061589120. Its totient is φ = 11269011605280.

The previous prime is 22566455251003. The next prime is 22566455251027. The reversal of 22566455251012 is 21015255466522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36136062 + ... + 36755242.

It is an arithmetic number, because the mean of its divisors is an integer number (1647544232880).

Almost surely, 2^{22566455251012} is an apocalyptic number.

It is an amenable number.

22566455251012 is a deficient number, since it is larger than the sum of its proper divisors (16974606338108).

22566455251012 is a wasteful number, since it uses less digits than its factorization.

22566455251012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630651 (or 630649 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 46.

The spelling of 22566455251012 in words is "twenty-two trillion, five hundred sixty-six billion, four hundred fifty-five million, two hundred fifty-one thousand, twelve".