3856660083 has 6 divisors (see below), whose sum is σ = 5570731244. Its totient is φ = 2571106716.

The previous prime is 3856660009. The next prime is 3856660123. The reversal of 3856660083 is 3800666583.

It is not a de Polignac number, because 3856660083 - 2²⁵ = 3823105651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3856662083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 214258885 + ... + 214258902.

Almost surely, 2^3856660083 is an apocalyptic number.

3856660083 is a deficient number, since it is larger than the sum of its proper divisors (1714071161).

3856660083 is a wasteful number, since it uses less digits than its factorization.

3856660083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428517793 (or 428517790 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 3856660083 is about 62102.0135180817. The cubic root of 3856660083 is about 1568.2084426912.

The spelling of 3856660083 in words is "three billion, eight hundred fifty-six million, six hundred sixty thousand, eighty-three".