3856658700 has 36 divisors (see below), whose sum is σ = 11158600040. Its totient is φ = 1028442240.

The previous prime is 3856658681. The next prime is 3856658717. The reversal of 3856658700 is 78566583.

It is a self number, because there is not a number n which added to its sum of digits gives 3856658700.

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 11 ways as a sum of consecutive naturals, for example, 6427465 + ... + 6428064.

Almost surely, 2^3856658700 is an apocalyptic number.

3856658700 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3856658700 is an abundant number, since it is smaller than the sum of its proper divisors (7301941340).

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

3856658700 is a wasteful number, since it uses less digits than its factorization.

3856658700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12855546 (or 12855539 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 3856658700 is about 62102.0023831760. The cubic root of 3856658700 is about 1568.2082552378.

The spelling of 3856658700 in words is "three billion, eight hundred fifty-six million, six hundred fifty-eight thousand, seven hundred".