13663600699 has 8 divisors (see below), whose sum is σ = 15643284480. Its totient is φ = 11690852136.

The previous prime is 13663600669. The next prime is 13663600747. The reversal of 13663600699 is 99600636631.

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

It is a cyclic number.

It is not a de Polignac number, because 13663600699 - 2¹⁷ = 13663469627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13663600619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1729579 + ... + 1737460.

It is an arithmetic number, because the mean of its divisors is an integer number (1955410560).

Almost surely, 2^13663600699 is an apocalyptic number.

13663600699 is a deficient number, since it is larger than the sum of its proper divisors (1979683781).

13663600699 is an equidigital number, since it uses as much as digits as its factorization.

13663600699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3467609.

The product of its (nonzero) digits is 944784, while the sum is 49.

The spelling of 13663600699 in words is "thirteen billion, six hundred sixty-three million, six hundred thousand, six hundred ninety-nine".