2556313288 has 16 divisors (see below), whose sum is σ = 5001482880. Its totient is φ = 1222584528.

The previous prime is 2556313261. The next prime is 2556313301. The reversal of 2556313288 is 8823136552.

2556313288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6946320 + ... + 6946687.

It is an arithmetic number, because the mean of its divisors is an integer number (312592680).

Almost surely, 2^2556313288 is an apocalyptic number.

It is an amenable number.

2556313288 is a deficient number, since it is larger than the sum of its proper divisors (2445169592).

2556313288 is a wasteful number, since it uses less digits than its factorization.

2556313288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13893036 (or 13893032 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 2556313288 is about 50559.9969145569. The cubic root of 2556313288 is about 1367.3237555150.

It can be divided in two parts, 2556 and 313288, that added together give a square (315844 = 562²).

The spelling of 2556313288 in words is "two billion, five hundred fifty-six million, three hundred thirteen thousand, two hundred eighty-eight".