3865052244066 has 64 divisors (see below), whose sum is σ = 8687404680192. Its totient is φ = 1137444593472.

The previous prime is 3865052244047. The next prime is 3865052244077. The reversal of 3865052244066 is 6604422505683.

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 31 ways as a sum of consecutive naturals, for example, 22812421 + ... + 22981223.

It is an arithmetic number, because the mean of its divisors is an integer number (135740698128).

Almost surely, 2^{3865052244066} is an apocalyptic number.

3865052244066 is an abundant number, since it is smaller than the sum of its proper divisors (4822352436126).

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

3865052244066 is a wasteful number, since it uses less digits than its factorization.

3865052244066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181607.

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 3865052244066 in words is "three trillion, eight hundred sixty-five billion, fifty-two million, two hundred forty-four thousand, sixty-six".