3688676399 has 2 divisors, whose sum is σ = 3688676400. Its totient is φ = 3688676398.

The previous prime is 3688676393. The next prime is 3688676429. The reversal of 3688676399 is 9936768863.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3688676399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3688676393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1844338199 + 1844338200.

It is an arithmetic number, because the mean of its divisors is an integer number (1844338200).

Almost surely, 2^3688676399 is an apocalyptic number.

3688676399 is a deficient number, since it is larger than the sum of its proper divisors (1).

3688676399 is an equidigital number, since it uses as much as digits as its factorization.

3688676399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70543872, while the sum is 65.

The square root of 3688676399 is about 60734.4745511147. The cubic root of 3688676399 is about 1545.1009243428.

The spelling of 3688676399 in words is "three billion, six hundred eighty-eight million, six hundred seventy-six thousand, three hundred ninety-nine".