6255719370779 has 2 divisors, whose sum is σ = 6255719370780. Its totient is φ = 6255719370778.

The previous prime is 6255719370713. The next prime is 6255719370781. The reversal of 6255719370779 is 9770739175526.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6255719370779 - 2²⁸ = 6255450935323 is a prime.

Together with 6255719370781, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6255719370379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3127859685389 + 3127859685390.

It is an arithmetic number, because the mean of its divisors is an integer number (3127859685390).

Almost surely, 2^{6255719370779} is an apocalyptic number.

6255719370779 is a deficient number, since it is larger than the sum of its proper divisors (1).

6255719370779 is an equidigital number, since it uses as much as digits as its factorization.

6255719370779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175032900, while the sum is 68.

The spelling of 6255719370779 in words is "six trillion, two hundred fifty-five billion, seven hundred nineteen million, three hundred seventy thousand, seven hundred seventy-nine".