6726766723 has 2 divisors, whose sum is σ = 6726766724. Its totient is φ = 6726766722.

The previous prime is 6726766681. The next prime is 6726766727. The reversal of 6726766723 is 3276676276.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6726766723 is a prime.

It is not a weakly prime, because it can be changed into another prime (6726766727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3363383361 + 3363383362.

It is an arithmetic number, because the mean of its divisors is an integer number (3363383362).

Almost surely, 2^6726766723 is an apocalyptic number.

6726766723 is a deficient number, since it is larger than the sum of its proper divisors (1).

6726766723 is an equidigital number, since it uses as much as digits as its factorization.

6726766723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5334336, while the sum is 52.

The square root of 6726766723 is about 82016.8685271512. The cubic root of 6726766723 is about 1887.7107790167.

The spelling of 6726766723 in words is "six billion, seven hundred twenty-six million, seven hundred sixty-six thousand, seven hundred twenty-three".