22556312305256 has 32 divisors (see below), whose sum is σ = 42990300288000. Its totient is φ = 11093701984320.

The previous prime is 22556312305213. The next prime is 22556312305277. The reversal of 22556312305256 is 65250321365522.

It is a self number, because there is not a number n which added to its sum of digits gives 22556312305256.

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, 91736840 + ... + 91982391.

It is an arithmetic number, because the mean of its divisors is an integer number (1343446884000).

Almost surely, 2^{22556312305256} is an apocalyptic number.

It is an amenable number.

22556312305256 is a deficient number, since it is larger than the sum of its proper divisors (20433987982744).

22556312305256 is a wasteful number, since it uses less digits than its factorization.

22556312305256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183719489 (or 183719485 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 22556312305256 in words is "twenty-two trillion, five hundred fifty-six billion, three hundred twelve million, three hundred five thousand, two hundred fifty-six".