3866765116 has 12 divisors (see below), whose sum is σ = 6811653520. Its totient is φ = 1920578400.

The previous prime is 3866765113. The next prime is 3866765117. The reversal of 3866765116 is 6115676683.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3866765116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866765113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200361 + ... + 3201568.

Almost surely, 2^3866765116 is an apocalyptic number.

It is an amenable number.

3866765116 is a deficient number, since it is larger than the sum of its proper divisors (2944888404).

3866765116 is a wasteful number, since it uses less digits than its factorization.

3866765116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402084 (or 6402082 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 3866765116 is about 62183.3186312857. The cubic root of 3866765116 is about 1569.5768960074.

The spelling of 3866765116 in words is "three billion, eight hundred sixty-six million, seven hundred sixty-five thousand, one hundred sixteen".