3850855140 has 48 divisors (see below), whose sum is σ = 11762614080. Its totient is φ = 933540480.

The previous prime is 3850855133. The next prime is 3850855157. The reversal of 3850855140 is 415580583.

3850855140 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 15 ways as a sum of consecutive naturals, for example, 2916655 + ... + 2917974.

It is an arithmetic number, because the mean of its divisors is an integer number (245054460).

Almost surely, 2^3850855140 is an apocalyptic number.

3850855140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3850855140 is an abundant number, since it is smaller than the sum of its proper divisors (7911758940).

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

3850855140 is a wasteful number, since it uses less digits than its factorization.

3850855140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834652 (or 5834650 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 3850855140 is about 62055.2587618487. The cubic root of 3850855140 is about 1567.4212389425.

The spelling of 3850855140 in words is "three billion, eight hundred fifty million, eight hundred fifty-five thousand, one hundred forty".