806122841593 has 2 divisors, whose sum is σ = 806122841594. Its totient is φ = 806122841592.

The previous prime is 806122841533. The next prime is 806122841609. The reversal of 806122841593 is 395148221608.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 702021109689 + 104101731904 = 837867^2 + 322648^2 .

It is a cyclic number.

It is not a de Polignac number, because 806122841593 - 2¹⁷ = 806122710521 is a prime.

It is not a weakly prime, because it can be changed into another prime (806122841533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403061420796 + 403061420797.

It is an arithmetic number, because the mean of its divisors is an integer number (403061420797).

Almost surely, 2^806122841593 is an apocalyptic number.

It is an amenable number.

806122841593 is a deficient number, since it is larger than the sum of its proper divisors (1).

806122841593 is an equidigital number, since it uses as much as digits as its factorization.

806122841593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 806122841593 in words is "eight hundred six billion, one hundred twenty-two million, eight hundred forty-one thousand, five hundred ninety-three".