4139679717 has 56 divisors (see below), whose sum is σ = 6376999200. Its totient is φ = 2685076128.

The previous prime is 4139679683. The next prime is 4139679727. The reversal of 4139679717 is 7179769314.

4139679717 is a `hidden beast` number, since 413 + 96 + 79 + 71 + 7 = 666.

It is not a de Polignac number, because 4139679717 - 2¹⁵ = 4139646949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4139679727) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4687758 + ... + 4688640.

Almost surely, 2^4139679717 is an apocalyptic number.

It is an amenable number.

4139679717 is a deficient number, since it is larger than the sum of its proper divisors (2237319483).

4139679717 is an equidigital number, since it uses as much as digits as its factorization.

4139679717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069 (or 1054 counting only the distinct ones).

The product of its digits is 2000376, while the sum is 54.

The square root of 4139679717 is about 64340.3428417972. The cubic root of 4139679717 is about 1605.6673650575.

The spelling of 4139679717 in words is "four billion, one hundred thirty-nine million, six hundred seventy-nine thousand, seven hundred seventeen".