39425668979739 has 32 divisors (see below), whose sum is σ = 60227770682880. Its totient is φ = 22472544057600.

The previous prime is 39425668979713. The next prime is 39425668979777. The reversal of 39425668979739 is 93797986652493.

It is not a de Polignac number, because 39425668979739 - 2²⁰ = 39425667931163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39425660979739) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17643904 + ... + 19752434.

It is an arithmetic number, because the mean of its divisors is an integer number (1882117833840).

Almost surely, 2^{39425668979739} is an apocalyptic number.

39425668979739 is a deficient number, since it is larger than the sum of its proper divisors (20802101703141).

39425668979739 is a wasteful number, since it uses less digits than its factorization.

39425668979739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110771.

The product of its digits is 33331979520, while the sum is 87.

The spelling of 39425668979739 in words is "thirty-nine trillion, four hundred twenty-five billion, six hundred sixty-eight million, nine hundred seventy-nine thousand, seven hundred thirty-nine".