3109718844 has 48 divisors (see below), whose sum is σ = 8100503040. Its totient is φ = 1031652720.

The previous prime is 3109718839. The next prime is 3109718861. The reversal of 3109718844 is 4488179013.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3109718844.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45444 + ... + 91019.

It is an arithmetic number, because the mean of its divisors is an integer number (168760480).

Almost surely, 2^3109718844 is an apocalyptic number.

It is an amenable number.

3109718844 is an abundant number, since it is smaller than the sum of its proper divisors (4990784196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3109718844 is a wasteful number, since it uses less digits than its factorization.

3109718844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136687 (or 136679 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 3109718844 is about 55764.8531245264. The cubic root of 3109718844 is about 1459.6219143583.

The spelling of 3109718844 in words is "three billion, one hundred nine million, seven hundred eighteen thousand, eight hundred forty-four".