3638103913 has 8 divisors (see below), whose sum is σ = 3798235008. Its totient is φ = 3478135584.

The previous prime is 3638103893. The next prime is 3638103977. The reversal of 3638103913 is 3193018363.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3638103913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3638103613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6156 + ... + 85522.

It is an arithmetic number, because the mean of its divisors is an integer number (474779376).

Almost surely, 2^3638103913 is an apocalyptic number.

It is an amenable number.

3638103913 is a deficient number, since it is larger than the sum of its proper divisors (160131095).

3638103913 is a wasteful number, since it uses less digits than its factorization.

3638103913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81383.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 3638103913 is about 60316.6968011346. The cubic root of 3638103913 is about 1538.0071925554.

The spelling of 3638103913 in words is "three billion, six hundred thirty-eight million, one hundred three thousand, nine hundred thirteen".