13960380667 has 2 divisors, whose sum is σ = 13960380668. Its totient is φ = 13960380666.

The previous prime is 13960380659. The next prime is 13960380737. The reversal of 13960380667 is 76608306931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13960380667 - 2³ = 13960380659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13960380667.

It is not a weakly prime, because it can be changed into another prime (13960380607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6980190333 + 6980190334.

It is an arithmetic number, because the mean of its divisors is an integer number (6980190334).

Almost surely, 2^13960380667 is an apocalyptic number.

13960380667 is a deficient number, since it is larger than the sum of its proper divisors (1).

13960380667 is an equidigital number, since it uses as much as digits as its factorization.

13960380667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 13960380667 in words is "thirteen billion, nine hundred sixty million, three hundred eighty thousand, six hundred sixty-seven".