2560344556 has 48 divisors (see below), whose sum is σ = 5590109952. Its totient is φ = 996840000.

The previous prime is 2560344533. The next prime is 2560344559. The reversal of 2560344556 is 6554430652.

It is a happy number.

2560344556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2560344559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 785931 + ... + 789181.

It is an arithmetic number, because the mean of its divisors is an integer number (116460624).

Almost surely, 2^2560344556 is an apocalyptic number.

It is an amenable number.

2560344556 is an abundant number, since it is smaller than the sum of its proper divisors (3029765396).

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

2560344556 is a wasteful number, since it uses less digits than its factorization.

2560344556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830 (or 5828 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 2560344556 is about 50599.8473910742. The cubic root of 2560344556 is about 1368.0421277623.

The spelling of 2560344556 in words is "two billion, five hundred sixty million, three hundred forty-four thousand, five hundred fifty-six".