3688712952039 has 6 divisors (see below), whose sum is σ = 5328140930736. Its totient is φ = 2459141968020.

The previous prime is 3688712952037. The next prime is 3688712952073. The reversal of 3688712952039 is 9302592178863.

3688712952039 is a `hidden beast` number, since 3 + 6 + 8 + 8 + 71 + 2 + 9 + 520 + 39 = 666.

It is not a de Polignac number, because 3688712952039 - 2¹ = 3688712952037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3688712952037) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204928497327 + ... + 204928497344.

It is an arithmetic number, because the mean of its divisors is an integer number (888023488456).

Almost surely, 2^{3688712952039} is an apocalyptic number.

3688712952039 is a deficient number, since it is larger than the sum of its proper divisors (1639427978697).

3688712952039 is a wasteful number, since it uses less digits than its factorization.

3688712952039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409856994677 (or 409856994674 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 3688712952039 in words is "three trillion, six hundred eighty-eight billion, seven hundred twelve million, nine hundred fifty-two thousand, thirty-nine".