3686574756863 has 4 divisors (see below), whose sum is σ = 3903432095520. Its totient is φ = 3469717418208.

The previous prime is 3686574756779. The next prime is 3686574756877.

3686574756863 is nontrivially palindromic in base 10.

3686574756863 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3686574756863 - 2¹⁰ = 3686574755839 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 (3686574750863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108428669303 + ... + 108428669336.

It is an arithmetic number, because the mean of its divisors is an integer number (975858023880).

Almost surely, 2^{3686574756863} is an apocalyptic number.

3686574756863 is a deficient number, since it is larger than the sum of its proper divisors (216857338657).

3686574756863 is a wasteful number, since it uses less digits than its factorization.

3686574756863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216857338656.

The product of its digits is 3657830400, while the sum is 74.

The spelling of 3686574756863 in words is "three trillion, six hundred eighty-six billion, five hundred seventy-four million, seven hundred fifty-six thousand, eight hundred sixty-three".