13663600667 has 8 divisors (see below), whose sum is σ = 13847137920. Its totient is φ = 13480730560.

The previous prime is 13663600661. The next prime is 13663600669. The reversal of 13663600667 is 76600636631.

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 13663600667 - 2⁸ = 13663600411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13663600661) 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, 125483 + ... + 207540.

It is an arithmetic number, because the mean of its divisors is an integer number (1730892240).

Almost surely, 2^13663600667 is an apocalyptic number.

13663600667 is a deficient number, since it is larger than the sum of its proper divisors (183537253).

13663600667 is an equidigital number, since it uses as much as digits as its factorization.

13663600667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333573.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 13663600667 in words is "thirteen billion, six hundred sixty-three million, six hundred thousand, six hundred sixty-seven".