6845808033761 has 2 divisors, whose sum is σ = 6845808033762. Its totient is φ = 6845808033760.

The previous prime is 6845808033707. The next prime is 6845808033817. The reversal of 6845808033761 is 1673308085486.

6845808033761 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4032284883025 + 2813523150736 = 2008055^2 + 1677356^2 .

It is a cyclic number.

It is not a de Polignac number, because 6845808033761 - 2⁶ = 6845808033697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6845808033761.

It is not a weakly prime, because it can be changed into another prime (6845808033161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3422904016880 + 3422904016881.

It is an arithmetic number, because the mean of its divisors is an integer number (3422904016881).

Almost surely, 2^{6845808033761} is an apocalyptic number.

It is an amenable number.

6845808033761 is a deficient number, since it is larger than the sum of its proper divisors (1).

6845808033761 is an equidigital number, since it uses as much as digits as its factorization.

6845808033761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 6845808033761 in words is "six trillion, eight hundred forty-five billion, eight hundred eight million, thirty-three thousand, seven hundred sixty-one".