3159400168 has 8 divisors (see below), whose sum is σ = 5923875330. Its totient is φ = 1579700080.

The previous prime is 3159400147. The next prime is 3159400169. The reversal of 3159400168 is 8610049513.

3159400168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2926593604 + 232806564 = 54098^2 + 15258^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3159400169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197462503 + ... + 197462518.

Almost surely, 2^3159400168 is an apocalyptic number.

It is an amenable number.

3159400168 is a deficient number, since it is larger than the sum of its proper divisors (2764475162).

3159400168 is a wasteful number, since it uses less digits than its factorization.

3159400168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394925027 (or 394925023 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 3159400168 is about 56208.5417708021. The cubic root of 3159400168 is about 1467.3539279996.

The spelling of 3159400168 in words is "three billion, one hundred fifty-nine million, four hundred thousand, one hundred sixty-eight".