3109366368 has 144 divisors (see below), whose sum is σ = 9419076576. Its totient is φ = 969584640.

The previous prime is 3109366367. The next prime is 3109366387. The reversal of 3109366368 is 8636639013.

3109366368 is a `hidden beast` number, since 3 + 1 + 0 + 9 + 3 + 6 + 636 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×3109366368² = 19336318420899022848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3109366363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 845173 + ... + 848843.

It is an arithmetic number, because the mean of its divisors is an integer number (65410254).

Almost surely, 2^3109366368 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 3109366368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4709538288).

3109366368 is an abundant number, since it is smaller than the sum of its proper divisors (6309710208).

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

3109366368 is a wasteful number, since it uses less digits than its factorization.

3109366368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3877 (or 3866 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 3109366368 is about 55761.6926572356. The cubic root of 3109366368 is about 1459.5667645565.

It can be divided in two parts, 31093 and 66368, that added together give a triangular number (97461 = T₄₄₁).

The spelling of 3109366368 in words is "three billion, one hundred nine million, three hundred sixty-six thousand, three hundred sixty-eight".