3995685875 has 8 divisors (see below), whose sum is σ = 4986616128. Its totient is φ = 3196548600.

The previous prime is 3995685857. The next prime is 3995685877. The reversal of 3995685875 is 5785865993.

It is not a de Polignac number, because 3995685875 - 2¹⁰ = 3995684851 is a prime.

It is a super-2 number, since 2×3995685875² = 31931011223349031250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3995685877) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15982619 + ... + 15982868.

It is an arithmetic number, because the mean of its divisors is an integer number (623327016).

Almost surely, 2^3995685875 is an apocalyptic number.

3995685875 is a deficient number, since it is larger than the sum of its proper divisors (990930253).

3995685875 is an equidigital number, since it uses as much as digits as its factorization.

3995685875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31965502 (or 31965492 counting only the distinct ones).

The product of its digits is 81648000, while the sum is 65.

The square root of 3995685875 is about 63211.4378494905. The cubic root of 3995685875 is about 1586.8301594636.

The spelling of 3995685875 in words is "three billion, nine hundred ninety-five million, six hundred eighty-five thousand, eight hundred seventy-five".