6810772174993 has 2 divisors, whose sum is σ = 6810772174994. Its totient is φ = 6810772174992.

The previous prime is 6810772174937. The next prime is 6810772175017. The reversal of 6810772174993 is 3994712770186.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4161322564624 + 2649449610369 = 2039932^2 + 1627713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6810772174993 is a prime.

It is not a weakly prime, because it can be changed into another prime (6810772154993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3405386087496 + 3405386087497.

It is an arithmetic number, because the mean of its divisors is an integer number (3405386087497).

Almost surely, 2^{6810772174993} is an apocalyptic number.

It is an amenable number.

6810772174993 is a deficient number, since it is larger than the sum of its proper divisors (1).

6810772174993 is an equidigital number, since it uses as much as digits as its factorization.

6810772174993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32006016, while the sum is 64.

The spelling of 6810772174993 in words is "six trillion, eight hundred ten billion, seven hundred seventy-two million, one hundred seventy-four thousand, nine hundred ninety-three".