3668185383868 has 12 divisors (see below), whose sum is σ = 6419411354272. Its totient is φ = 1834067854080.

The previous prime is 3668185383857. The next prime is 3668185383869. The reversal of 3668185383868 is 8683835818663.

It is a self number, because there is not a number n which added to its sum of digits gives 3668185383868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3668185383869) 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 3 ways as a sum of consecutive naturals, for example, 5875173 + ... + 6469468.

Almost surely, 2^{3668185383868} is an apocalyptic number.

It is an amenable number.

3668185383868 is a deficient number, since it is larger than the sum of its proper divisors (2751225970404).

3668185383868 is a wasteful number, since it uses less digits than its factorization.

3668185383868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12418932 (or 12418930 counting only the distinct ones).

The product of its digits is 955514880, while the sum is 73.

The spelling of 3668185383868 in words is "three trillion, six hundred sixty-eight billion, one hundred eighty-five million, three hundred eighty-three thousand, eight hundred sixty-eight".