6840034226579 has 2 divisors, whose sum is σ = 6840034226580. Its totient is φ = 6840034226578.

The previous prime is 6840034226497. The next prime is 6840034226647. The reversal of 6840034226579 is 9756224300486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6840034226579 - 2⁴⁰ = 5740522598803 is a prime.

It is not a weakly prime, because it can be changed into another prime (6840034222579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3420017113289 + 3420017113290.

It is an arithmetic number, because the mean of its divisors is an integer number (3420017113290).

Almost surely, 2^{6840034226579} is an apocalyptic number.

6840034226579 is a deficient number, since it is larger than the sum of its proper divisors (1).

6840034226579 is an equidigital number, since it uses as much as digits as its factorization.

6840034226579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 6840034226579 in words is "six trillion, eight hundred forty billion, thirty-four million, two hundred twenty-six thousand, five hundred seventy-nine".