3668683555615 has 16 divisors (see below), whose sum is σ = 4741142611968. Its totient is φ = 2709139055616.

The previous prime is 3668683555613. The next prime is 3668683555633. The reversal of 3668683555615 is 5165553868663.

It is a happy number.

3668683555615 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3668683555615 - 2¹ = 3668683555613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3668683555613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4066287 + ... + 4885903.

It is an arithmetic number, because the mean of its divisors is an integer number (296321413248).

Almost surely, 2^{3668683555615} is an apocalyptic number.

3668683555615 is a deficient number, since it is larger than the sum of its proper divisors (1072459056353).

3668683555615 is a wasteful number, since it uses less digits than its factorization.

3668683555615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888498.

The product of its digits is 466560000, while the sum is 67.

The spelling of 3668683555615 in words is "three trillion, six hundred sixty-eight billion, six hundred eighty-three million, five hundred fifty-five thousand, six hundred fifteen".