6726872899 has 2 divisors, whose sum is σ = 6726872900. Its totient is φ = 6726872898.

The previous prime is 6726872843. The next prime is 6726872909. The reversal of 6726872899 is 9982786276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6726872899 - 2⁹ = 6726872387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6726872899.

It is not a weakly prime, because it can be changed into another prime (6726872699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3363436449 + 3363436450.

It is an arithmetic number, because the mean of its divisors is an integer number (3363436450).

Almost surely, 2^6726872899 is an apocalyptic number.

6726872899 is a deficient number, since it is larger than the sum of its proper divisors (1).

6726872899 is an equidigital number, since it uses as much as digits as its factorization.

6726872899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36578304, while the sum is 64.

The square root of 6726872899 is about 82017.5158060764. The cubic root of 6726872899 is about 1887.7207109068.

The spelling of 6726872899 in words is "six billion, seven hundred twenty-six million, eight hundred seventy-two thousand, eight hundred ninety-nine".