13668695063 has 2 divisors, whose sum is σ = 13668695064. Its totient is φ = 13668695062.

The previous prime is 13668695041. The next prime is 13668695069. The reversal of 13668695063 is 36059686631.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13668695063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13668694996 and 13668695014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13668695069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6834347531 + 6834347532.

It is an arithmetic number, because the mean of its divisors is an integer number (6834347532).

Almost surely, 2^13668695063 is an apocalyptic number.

13668695063 is a deficient number, since it is larger than the sum of its proper divisors (1).

13668695063 is an equidigital number, since it uses as much as digits as its factorization.

13668695063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 13668695063 in words is "thirteen billion, six hundred sixty-eight million, six hundred ninety-five thousand, sixty-three".