3149159856 has 40 divisors (see below), whose sum is σ = 8159511984. Its totient is φ = 1046599680.

The previous prime is 3149159843. The next prime is 3149159879. The reversal of 3149159856 is 6589519413.

It is a junction number, because it is equal to n+sod(n) for n = 3149159799 and 3149159808.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81165 + ... + 113516.

Almost surely, 2^3149159856 is an apocalyptic number.

It is an amenable number.

3149159856 is an abundant number, since it is smaller than the sum of its proper divisors (5010352128).

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

3149159856 is a wasteful number, since it uses less digits than its factorization.

3149159856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195029 (or 195023 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 51.

The square root of 3149159856 is about 56117.3757048563. The cubic root of 3149159856 is about 1465.7668729785.

The spelling of 3149159856 in words is "three billion, one hundred forty-nine million, one hundred fifty-nine thousand, eight hundred fifty-six".