3881310216 has 32 divisors (see below), whose sum is σ = 11089458240. Its totient is φ = 1108945728.

The previous prime is 3881310133. The next prime is 3881310263. The reversal of 3881310216 is 6120131883.

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, 11551351 + ... + 11551686.

It is an arithmetic number, because the mean of its divisors is an integer number (346545570).

Almost surely, 2^3881310216 is an apocalyptic number.

It is an amenable number.

3881310216 is an abundant number, since it is smaller than the sum of its proper divisors (7208148024).

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

3881310216 is a wasteful number, since it uses less digits than its factorization.

3881310216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23103053 (or 23103049 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 3881310216 is about 62300.1622469797. The cubic root of 3881310216 is about 1571.5424569520.

The spelling of 3881310216 in words is "three billion, eight hundred eighty-one million, three hundred ten thousand, two hundred sixteen".