6239839994 has 16 divisors (see below), whose sum is σ = 9672268320. Its totient is φ = 3017187600.

The previous prime is 6239839973. The next prime is 6239840011. The reversal of 6239839994 is 4999389326.

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, 350504 + ... + 367875.

It is an arithmetic number, because the mean of its divisors is an integer number (604516770).

Almost surely, 2^6239839994 is an apocalyptic number.

6239839994 is a deficient number, since it is larger than the sum of its proper divisors (3432428326).

6239839994 is a wasteful number, since it uses less digits than its factorization.

6239839994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718525.

The product of its digits is 22674816, while the sum is 62.

The square root of 6239839994 is about 78992.6578486887. The cubic root of 6239839994 is about 1841.0170804554.

The spelling of 6239839994 in words is "six billion, two hundred thirty-nine million, eight hundred thirty-nine thousand, nine hundred ninety-four".