3161043872 has 24 divisors (see below), whose sum is σ = 7112349216. Its totient is φ = 1354732992.

The previous prime is 3161043859. The next prime is 3161043887. The reversal of 3161043872 is 2783401613.

3161043872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7055678 + ... + 7056125.

It is an arithmetic number, because the mean of its divisors is an integer number (296347884).

Almost surely, 2^3161043872 is an apocalyptic number.

3161043872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3161043872 is an abundant number, since it is smaller than the sum of its proper divisors (3951305344).

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

3161043872 is a wasteful number, since it uses less digits than its factorization.

3161043872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14111820 (or 14111812 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 3161043872 is about 56223.1613483269. The cubic root of 3161043872 is about 1467.6083515446.

The spelling of 3161043872 in words is "three billion, one hundred sixty-one million, forty-three thousand, eight hundred seventy-two".