3156873285 has 16 divisors (see below), whose sum is σ = 5054835456. Its totient is φ = 1682386368.

The previous prime is 3156873277. The next prime is 3156873331. The reversal of 3156873285 is 5823786513.

It is not a de Polignac number, because 3156873285 - 2³ = 3156873277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59394 + ... + 99203.

It is an arithmetic number, because the mean of its divisors is an integer number (315927216).

Almost surely, 2^3156873285 is an apocalyptic number.

It is an amenable number.

3156873285 is a deficient number, since it is larger than the sum of its proper divisors (1897962171).

3156873285 is a wasteful number, since it uses less digits than its factorization.

3156873285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159932.

The product of its digits is 1209600, while the sum is 48.

The square root of 3156873285 is about 56186.0595254730. The cubic root of 3156873285 is about 1466.9626279169.

The spelling of 3156873285 in words is "three billion, one hundred fifty-six million, eight hundred seventy-three thousand, two hundred eighty-five".