804826220771 has 2 divisors, whose sum is σ = 804826220772. Its totient is φ = 804826220770.

The previous prime is 804826220713. The next prime is 804826220843. The reversal of 804826220771 is 177022628408.

It is a happy number.

804826220771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 804826220771 - 2⁶ = 804826220707 is a prime.

It is not a weakly prime, because it can be changed into another prime (804826220071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402413110385 + 402413110386.

It is an arithmetic number, because the mean of its divisors is an integer number (402413110386).

Almost surely, 2^804826220771 is an apocalyptic number.

804826220771 is a deficient number, since it is larger than the sum of its proper divisors (1).

804826220771 is an equidigital number, since it uses as much as digits as its factorization.

804826220771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 602112, while the sum is 47.

The spelling of 804826220771 in words is "eight hundred four billion, eight hundred twenty-six million, two hundred twenty thousand, seven hundred seventy-one".