4139914868 has 24 divisors (see below), whose sum is σ = 7673891400. Its totient is φ = 1947465728.

The previous prime is 4139914843. The next prime is 4139914879. The reversal of 4139914868 is 8684199314.

4139914868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2106626404 + 2033288464 = 45898^2 + 45092^2 .

It is a super-2 number, since 2×4139914868² = 34277790228574914848, which contains 22 as substring.

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, 200198 + ... + 219906.

It is an arithmetic number, because the mean of its divisors is an integer number (319745475).

Almost surely, 2^4139914868 is an apocalyptic number.

It is an amenable number.

4139914868 is a deficient number, since it is larger than the sum of its proper divisors (3533976532).

4139914868 is a wasteful number, since it uses less digits than its factorization.

4139914868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22819 (or 22817 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 53.

The square root of 4139914868 is about 64342.1702151862. The cubic root of 4139914868 is about 1605.6977673401.

The spelling of 4139914868 in words is "four billion, one hundred thirty-nine million, nine hundred fourteen thousand, eight hundred sixty-eight".