13765078567979 has 2 divisors, whose sum is σ = 13765078567980. Its totient is φ = 13765078567978.

The previous prime is 13765078567927. The next prime is 13765078568023. The reversal of 13765078567979 is 97976587056731.

13765078567979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13765078567979 - 2¹⁶ = 13765078502443 is a prime.

It is not a weakly prime, because it can be changed into another prime (13765008567979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6882539283989 + 6882539283990.

It is an arithmetic number, because the mean of its divisors is an integer number (6882539283990).

Almost surely, 2^{13765078567979} is an apocalyptic number.

13765078567979 is a deficient number, since it is larger than the sum of its proper divisors (1).

13765078567979 is an equidigital number, since it uses as much as digits as its factorization.

13765078567979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200789600, while the sum is 80.

The spelling of 13765078567979 in words is "thirteen trillion, seven hundred sixty-five billion, seventy-eight million, five hundred sixty-seven thousand, nine hundred seventy-nine".