6819579644023 has 2 divisors, whose sum is σ = 6819579644024. Its totient is φ = 6819579644022.

The previous prime is 6819579643993. The next prime is 6819579644099. The reversal of 6819579644023 is 3204469759186.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6819579644023 - 2²⁵ = 6819546089591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6819579644323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3409789822011 + 3409789822012.

It is an arithmetic number, because the mean of its divisors is an integer number (3409789822012).

It is a 1-persistent number, because it is pandigital, but 2⋅6819579644023 = 13639159288046 is not.

Almost surely, 2^{6819579644023} is an apocalyptic number.

6819579644023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6819579644023 is an equidigital number, since it uses as much as digits as its factorization.

6819579644023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78382080, while the sum is 64.

The spelling of 6819579644023 in words is "six trillion, eight hundred nineteen billion, five hundred seventy-nine million, six hundred forty-four thousand, twenty-three".