3156995616 has 48 divisors (see below), whose sum is σ = 8723282400. Its totient is φ = 996945408.

The previous prime is 3156995609. The next prime is 3156995623. The reversal of 3156995616 is 6165996513.

It is a happy number.

3156995616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3156995609) and next prime (3156995623).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

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, 863581 + ... + 867228.

It is an arithmetic number, because the mean of its divisors is an integer number (181735050).

Almost surely, 2^3156995616 is an apocalyptic number.

It is an amenable number.

3156995616 is an abundant number, since it is smaller than the sum of its proper divisors (5566286784).

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

3156995616 is a wasteful number, since it uses less digits than its factorization.

3156995616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730841 (or 1730833 counting only the distinct ones).

The product of its digits is 1312200, while the sum is 51.

The square root of 3156995616 is about 56187.1481390540. The cubic root of 3156995616 is about 1466.9815762741.

The spelling of 3156995616 in words is "three billion, one hundred fifty-six million, nine hundred ninety-five thousand, six hundred sixteen".