4446560256 has 224 divisors, whose sum is σ = 13022519040. Its totient is φ = 1343225856.

The previous prime is 4446560233. The next prime is 4446560263. The reversal of 4446560256 is 6520656444.

It is a super-2 number, since 2×4446560256² = 39543796220477571072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12115785 + ... + 12116151.

Almost surely, 2^4446560256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4446560256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6511259520).

4446560256 is an abundant number, since it is smaller than the sum of its proper divisors (8575958784).

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

4446560256 is a wasteful number, since it uses less digits than its factorization.

4446560256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The square root of 4446560256 is about 66682.5333651924. The cubic root of 4446560256 is about 1644.4022434967.

The spelling of 4446560256 in words is "four billion, four hundred forty-six million, five hundred sixty thousand, two hundred fifty-six".