2439688688 has 40 divisors (see below), whose sum is σ = 4811931600. Its totient is φ = 1198010880.

The previous prime is 2439688679. The next prime is 2439688697. The reversal of 2439688688 is 8868869342.

It is an interprime number because it is at equal distance from previous prime (2439688679) and next prime (2439688697).

It is a super-2 number, since 2×2439688688² = 11904161788710322688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2439688688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370868 + ... + 377388.

It is an arithmetic number, because the mean of its divisors is an integer number (120298290).

Almost surely, 2^2439688688 is an apocalyptic number.

It is an amenable number.

2439688688 is a deficient number, since it is larger than the sum of its proper divisors (2372242912).

2439688688 is a wasteful number, since it uses less digits than its factorization.

2439688688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6945 (or 6939 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 62.

The square root of 2439688688 is about 49393.2048767844. The cubic root of 2439688688 is about 1346.2058418460.

The spelling of 2439688688 in words is "two billion, four hundred thirty-nine million, six hundred eighty-eight thousand, six hundred eighty-eight".