2568045676 has 48 divisors (see below), whose sum is σ = 5249131776. Its totient is φ = 1076497344.

The previous prime is 2568045661. The next prime is 2568045707. The reversal of 2568045676 is 6765408652.

It is a happy 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, 512455 + ... + 517441.

It is an arithmetic number, because the mean of its divisors is an integer number (109356912).

Almost surely, 2^2568045676 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 2568045676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2624565888).

2568045676 is an abundant number, since it is smaller than the sum of its proper divisors (2681086100).

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

2568045676 is a wasteful number, since it uses less digits than its factorization.

2568045676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5398 (or 5396 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The square root of 2568045676 is about 50675.8885072576. Note that the first 3 decimals coincide. The cubic root of 2568045676 is about 1369.4123744835.

The spelling of 2568045676 in words is "two billion, five hundred sixty-eight million, forty-five thousand, six hundred seventy-six".