14068648661 has 2 divisors, whose sum is σ = 14068648662. Its totient is φ = 14068648660.

The previous prime is 14068648637. The next prime is 14068648691. The reversal of 14068648661 is 16684686041.

14068648661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9325571761 + 4743076900 = 96569^2 + 68870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14068648661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14068648631) 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 as a sum of consecutive naturals, namely, 7034324330 + 7034324331.

It is an arithmetic number, because the mean of its divisors is an integer number (7034324331).

Almost surely, 2^14068648661 is an apocalyptic number.

It is an amenable number.

14068648661 is a deficient number, since it is larger than the sum of its proper divisors (1).

14068648661 is an equidigital number, since it uses as much as digits as its factorization.

14068648661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 14068648661 in words is "fourteen billion, sixty-eight million, six hundred forty-eight thousand, six hundred sixty-one".