3878256360 has 64 divisors (see below), whose sum is σ = 12692479680. Its totient is φ = 940183040.

The previous prime is 3878256329. The next prime is 3878256413. The reversal of 3878256360 is 636528783.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1467717 + ... + 1470356.

It is an arithmetic number, because the mean of its divisors is an integer number (198319995).

Almost surely, 2^3878256360 is an apocalyptic number.

3878256360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3878256360 is an abundant number, since it is smaller than the sum of its proper divisors (8814223320).

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

3878256360 is a wasteful number, since it uses less digits than its factorization.

3878256360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938098 (or 2938094 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 48.

The square root of 3878256360 is about 62275.6482101953. The cubic root of 3878256360 is about 1571.1301800534.

The spelling of 3878256360 in words is "three billion, eight hundred seventy-eight million, two hundred fifty-six thousand, three hundred sixty".