808622824091 has 2 divisors, whose sum is σ = 808622824092. Its totient is φ = 808622824090.

The previous prime is 808622824073. The next prime is 808622824147. The reversal of 808622824091 is 190428226808.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 808622824091 - 2⁶ = 808622824027 is a prime.

It is not a weakly prime, because it can be changed into another prime (808622824291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404311412045 + 404311412046.

It is an arithmetic number, because the mean of its divisors is an integer number (404311412046).

Almost surely, 2^808622824091 is an apocalyptic number.

808622824091 is a deficient number, since it is larger than the sum of its proper divisors (1).

808622824091 is an equidigital number, since it uses as much as digits as its factorization.

808622824091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 50.

The spelling of 808622824091 in words is "eight hundred eight billion, six hundred twenty-two million, eight hundred twenty-four thousand, ninety-one".