2256443445560 has 64 divisors (see below), whose sum is σ = 5102981039520. Its totient is φ = 897969623040.

The previous prime is 2256443445559. The next prime is 2256443445589. The reversal of 2256443445560 is 655443446522.

It is a junction number, because it is equal to n+sod(n) for n = 2256443445499 and 2256443445508.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 6115940 + ... + 6474380.

Almost surely, 2^{2256443445560} is an apocalyptic number.

2256443445560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2256443445560 is an abundant number, since it is smaller than the sum of its proper divisors (2846537593960).

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

2256443445560 is a wasteful number, since it uses less digits than its factorization.

2256443445560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359256 (or 359252 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 50.

The spelling of 2256443445560 in words is "two trillion, two hundred fifty-six billion, four hundred forty-three million, four hundred forty-five thousand, five hundred sixty".