3156161829156 has 72 divisors (see below), whose sum is σ = 9117965589824. Its totient is φ = 901744228800.

The previous prime is 3156161829151. The next prime is 3156161829193. The reversal of 3156161829156 is 6519281616513.

It is a happy number.

3156161829156 is a `hidden beast` number, since 3 + 1 + 5 + 6 + 1 + 618 + 2 + 9 + 15 + 6 = 666.

It is a super-2 number, since 2×3156161829156² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3156161829151) 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, 24240726 + ... + 24370578.

Almost surely, 2^{3156161829156} is an apocalyptic number.

3156161829156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3156161829156 is an abundant number, since it is smaller than the sum of its proper divisors (5961803760668).

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

3156161829156 is a wasteful number, since it uses less digits than its factorization.

3156161829156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226321 (or 226316 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The spelling of 3156161829156 in words is "three trillion, one hundred fifty-six billion, one hundred sixty-one million, eight hundred twenty-nine thousand, one hundred fifty-six".