3108969921904 has 160 divisors (see below), whose sum is σ = 7900626470400. Its totient is φ = 1149695339520.

The previous prime is 3108969921881. The next prime is 3108969921919. The reversal of 3108969921904 is 4091299698013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1370514 + ... + 2845390.

It is an arithmetic number, because the mean of its divisors is an integer number (49378915440).

Almost surely, 2^{3108969921904} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3108969921904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3950313235200).

3108969921904 is an abundant number, since it is smaller than the sum of its proper divisors (4791656548496).

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

3108969921904 is a wasteful number, since it uses less digits than its factorization.

3108969921904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474991 (or 1474985 counting only the distinct ones).

The product of its (nonzero) digits is 7558272, while the sum is 61.

The spelling of 3108969921904 in words is "three trillion, one hundred eight billion, nine hundred sixty-nine million, nine hundred twenty-one thousand, nine hundred four".