3189943168 has 32 divisors (see below), whose sum is σ = 6378484320. Its totient is φ = 1589068800.

The previous prime is 3189943153. The next prime is 3189943177. The reversal of 3189943168 is 8613499813.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11293 + ... + 80668.

It is an arithmetic number, because the mean of its divisors is an integer number (199327635).

Almost surely, 2^3189943168 is an apocalyptic number.

It is an amenable number.

3189943168 is a deficient number, since it is larger than the sum of its proper divisors (3188541152).

3189943168 is an equidigital number, since it uses as much as digits as its factorization.

3189943168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92246 (or 92234 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 52.

The square root of 3189943168 is about 56479.5818681406. The cubic root of 3189943168 is about 1472.0672425174.

The spelling of 3189943168 in words is "three billion, one hundred eighty-nine million, nine hundred forty-three thousand, one hundred sixty-eight".