3678384018 has 16 divisors (see below), whose sum is σ = 7466571360. Its totient is φ = 1207827456.

The previous prime is 3678384011. The next prime is 3678384139. The reversal of 3678384018 is 8104838763.

It is not an unprimeable number, because it can be changed into a prime (3678384011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4574703 + ... + 4575506.

It is an arithmetic number, because the mean of its divisors is an integer number (466660710).

Almost surely, 2^3678384018 is an apocalyptic number.

3678384018 is an abundant number, since it is smaller than the sum of its proper divisors (3788187342).

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

3678384018 is a wasteful number, since it uses less digits than its factorization.

3678384018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9150281.

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 3678384018 is about 60649.6827526740. The cubic root of 3678384018 is about 1543.6625058227.

The spelling of 3678384018 in words is "three billion, six hundred seventy-eight million, three hundred eighty-four thousand, eighteen".