3109259491942 has 16 divisors (see below), whose sum is σ = 4946833108800. Its totient is φ = 1461564322920.

The previous prime is 3109259491909. The next prime is 3109259492011. The reversal of 3109259491942 is 2491949529013.

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, 312295092 + ... + 312305047.

It is an arithmetic number, because the mean of its divisors is an integer number (309177069300).

Almost surely, 2^{3109259491942} is an apocalyptic number.

3109259491942 is a deficient number, since it is larger than the sum of its proper divisors (1837573616858).

3109259491942 is a wasteful number, since it uses less digits than its factorization.

3109259491942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624600291.

The product of its (nonzero) digits is 6298560, while the sum is 58.

The spelling of 3109259491942 in words is "three trillion, one hundred nine billion, two hundred fifty-nine million, four hundred ninety-one thousand, nine hundred forty-two".