6788727425009 has 2 divisors, whose sum is σ = 6788727425010. Its totient is φ = 6788727425008.

The previous prime is 6788727424993. The next prime is 6788727425027. The reversal of 6788727425009 is 9005247278876.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4225606474384 + 2563120950625 = 2055628^2 + 1600975^2 .

It is a cyclic number.

It is not a de Polignac number, because 6788727425009 - 2⁴ = 6788727424993 is a prime.

It is not a weakly prime, because it can be changed into another prime (6788727425509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3394363712504 + 3394363712505.

It is an arithmetic number, because the mean of its divisors is an integer number (3394363712505).

Almost surely, 2^{6788727425009} is an apocalyptic number.

It is an amenable number.

6788727425009 is a deficient number, since it is larger than the sum of its proper divisors (1).

6788727425009 is an equidigital number, since it uses as much as digits as its factorization.

6788727425009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94832640, while the sum is 65.

The spelling of 6788727425009 in words is "six trillion, seven hundred eighty-eight billion, seven hundred twenty-seven million, four hundred twenty-five thousand, nine".