3885885999 has 12 divisors (see below), whose sum is σ = 5613515856. Its totient is φ = 2590327872.

The previous prime is 3885885977. The next prime is 3885886007. The reversal of 3885885999 is 9995885883.

3885885999 is a `hidden beast` number, since 38 + 8 + 588 + 5 + 9 + 9 + 9 = 666.

It is not a de Polignac number, because 3885885999 - 2⁵ = 3885885967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3885885799) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120439 + ... + 149255.

It is an arithmetic number, because the mean of its divisors is an integer number (467792988).

Almost surely, 2^3885885999 is an apocalyptic number.

3885885999 is a deficient number, since it is larger than the sum of its proper divisors (1727629857).

3885885999 is a wasteful number, since it uses less digits than its factorization.

3885885999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43806 (or 43803 counting only the distinct ones).

The product of its digits is 223948800, while the sum is 72.

The square root of 3885885999 is about 62336.8751141730. The cubic root of 3885885999 is about 1572.1597925770.

The spelling of 3885885999 in words is "three billion, eight hundred eighty-five million, eight hundred eighty-five thousand, nine hundred ninety-nine".