3855216170 has 48 divisors (see below), whose sum is σ = 7689144672. Its totient is φ = 1390334400.

The previous prime is 3855216133. The next prime is 3855216187. The reversal of 3855216170 is 716125583.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46145 + ... + 99195.

It is an arithmetic number, because the mean of its divisors is an integer number (160190514).

Almost surely, 2^3855216170 is an apocalyptic number.

3855216170 is a deficient number, since it is larger than the sum of its proper divisors (3833928502).

3855216170 is a wasteful number, since it uses less digits than its factorization.

3855216170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53127 (or 53114 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 3855216170 is about 62090.3870981652. The cubic root of 3855216170 is about 1568.0127086316.

The spelling of 3855216170 in words is "three billion, eight hundred fifty-five million, two hundred sixteen thousand, one hundred seventy".