3156940163800 has 48 divisors (see below), whose sum is σ = 7342643366640. Its totient is φ = 1262301659520.

The previous prime is 3156940163791. The next prime is 3156940163851. The reversal of 3156940163800 is 83610496513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2431107 + ... + 3496306.

It is an arithmetic number, because the mean of its divisors is an integer number (152971736805).

Almost surely, 2^{3156940163800} is an apocalyptic number.

It is an amenable number.

3156940163800 is an abundant number, since it is smaller than the sum of its proper divisors (4185703202840).

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

3156940163800 is a wasteful number, since it uses less digits than its factorization.

3156940163800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5930092 (or 5930083 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 3156940163800 in words is "three trillion, one hundred fifty-six billion, nine hundred forty million, one hundred sixty-three thousand, eight hundred".