2568345306 has 24 divisors (see below), whose sum is σ = 5279289120. Its totient is φ = 832974192.

The previous prime is 2568345287. The next prime is 2568345313. The reversal of 2568345306 is 6035438652.

It is a super-2 number, since 2×2568345306² = 13192795221704467272, which contains 22 as substring.

It is a Curzon 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 11 ways as a sum of consecutive naturals, for example, 148126 + ... + 164553.

It is an arithmetic number, because the mean of its divisors is an integer number (219970380).

Almost surely, 2^2568345306 is an apocalyptic number.

2568345306 is an abundant number, since it is smaller than the sum of its proper divisors (2710943814).

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

2568345306 is a wasteful number, since it uses less digits than its factorization.

2568345306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312758 (or 312721 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The square root of 2568345306 is about 50678.8447579461. The cubic root of 2568345306 is about 1369.4656317233.

The spelling of 2568345306 in words is "two billion, five hundred sixty-eight million, three hundred forty-five thousand, three hundred six".