3699787345139 has 4 divisors (see below), whose sum is σ = 3711838770024. Its totient is φ = 3687735920256.

The previous prime is 3699787345123. The next prime is 3699787345151. The reversal of 3699787345139 is 9315437879963.

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 3699787345139 - 2⁴ = 3699787345123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3699787345339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6025711982 + ... + 6025712595.

It is an arithmetic number, because the mean of its divisors is an integer number (927959692506).

Almost surely, 2^{3699787345139} is an apocalyptic number.

3699787345139 is a deficient number, since it is larger than the sum of its proper divisors (12051424885).

3699787345139 is a wasteful number, since it uses less digits than its factorization.

3699787345139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12051424884.

The product of its digits is 925888320, while the sum is 74.

The spelling of 3699787345139 in words is "three trillion, six hundred ninety-nine billion, seven hundred eighty-seven million, three hundred forty-five thousand, one hundred thirty-nine".