3686936944329 has 48 divisors (see below), whose sum is σ = 5561435880000. Its totient is φ = 2350719294336.

The previous prime is 3686936944303. The next prime is 3686936944333. The reversal of 3686936944329 is 9234496396863.

It is a happy number.

3686936944329 is a `hidden beast` number, since 3 + 68 + 69 + 3 + 69 + 443 + 2 + 9 = 666.

It is not a de Polignac number, because 3686936944329 - 2¹⁵ = 3686936911561 is a prime.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3686936944129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104077182 + ... + 104112600.

It is an arithmetic number, because the mean of its divisors is an integer number (115863247500).

Almost surely, 2^{3686936944329} is an apocalyptic number.

It is an amenable number.

3686936944329 is a deficient number, since it is larger than the sum of its proper divisors (1874498935671).

3686936944329 is a wasteful number, since it uses less digits than its factorization.

3686936944329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39222 (or 39219 counting only the distinct ones).

The product of its digits is 1088391168, while the sum is 72.

The spelling of 3686936944329 in words is "three trillion, six hundred eighty-six billion, nine hundred thirty-six million, nine hundred forty-four thousand, three hundred twenty-nine".