14198777279 has 2 divisors, whose sum is σ = 14198777280. Its totient is φ = 14198777278.

The previous prime is 14198777207. The next prime is 14198777287. The reversal of 14198777279 is 97277789141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14198777279 - 2⁸ = 14198777023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14198777779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7099388639 + 7099388640.

It is an arithmetic number, because the mean of its divisors is an integer number (7099388640).

Almost surely, 2^14198777279 is an apocalyptic number.

14198777279 is a deficient number, since it is larger than the sum of its proper divisors (1).

14198777279 is an equidigital number, since it uses as much as digits as its factorization.

14198777279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12446784, while the sum is 62.

The spelling of 14198777279 in words is "fourteen billion, one hundred ninety-eight million, seven hundred seventy-seven thousand, two hundred seventy-nine".