3818550660 has 24 divisors (see below), whose sum is σ = 10691942016. Its totient is φ = 1018280160.

The previous prime is 3818550653. The next prime is 3818550661. The reversal of 3818550660 is 660558183.

3818550660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3818550661) 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, 31821196 + ... + 31821315.

It is an arithmetic number, because the mean of its divisors is an integer number (445497584).

Almost surely, 2^3818550660 is an apocalyptic number.

3818550660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3818550660 is an abundant number, since it is smaller than the sum of its proper divisors (6873391356).

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

3818550660 is a wasteful number, since it uses less digits than its factorization.

3818550660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63642523 (or 63642521 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The square root of 3818550660 is about 61794.4225638528. The cubic root of 3818550660 is about 1563.0259397267.

The spelling of 3818550660 in words is "three billion, eight hundred eighteen million, five hundred fifty thousand, six hundred sixty".