3686143293679 has 16 divisors (see below), whose sum is σ = 4602499531776. Its totient is φ = 2868076692000.

The previous prime is 3686143293661. The next prime is 3686143293733. The reversal of 3686143293679 is 9763923416863.

It is a cyclic number.

It is not a de Polignac number, because 3686143293679 - 2⁷ = 3686143293551 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 (3686143293479) 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, 35303847 + ... + 35408104.

It is an arithmetic number, because the mean of its divisors is an integer number (287656220736).

Almost surely, 2^{3686143293679} is an apocalyptic number.

3686143293679 is a deficient number, since it is larger than the sum of its proper divisors (916356238097).

3686143293679 is a wasteful number, since it uses less digits than its factorization.

3686143293679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70712646.

The product of its digits is 211631616, while the sum is 67.

The spelling of 3686143293679 in words is "three trillion, six hundred eighty-six billion, one hundred forty-three million, two hundred ninety-three thousand, six hundred seventy-nine".