2568712438 has 8 divisors (see below), whose sum is σ = 3854327688. Its totient is φ = 1283936544.

The previous prime is 2568712411. The next prime is 2568712493. The reversal of 2568712438 is 8342178652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 202131 + ... + 214462.

It is an arithmetic number, because the mean of its divisors is an integer number (481790961).

Almost surely, 2^2568712438 is an apocalyptic number.

2568712438 is a deficient number, since it is larger than the sum of its proper divisors (1285615250).

2568712438 is a wasteful number, since it uses less digits than its factorization.

2568712438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419678.

The product of its digits is 645120, while the sum is 46.

The square root of 2568712438 is about 50682.4667710639. The cubic root of 2568712438 is about 1369.5308813480.

The spelling of 2568712438 in words is "two billion, five hundred sixty-eight million, seven hundred twelve thousand, four hundred thirty-eight".