808123323277 has 2 divisors, whose sum is σ = 808123323278. Its totient is φ = 808123323276.

The previous prime is 808123323233. The next prime is 808123323281. The reversal of 808123323277 is 772323321808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 596013336361 + 212109986916 = 772019^2 + 460554^2 .

It is a cyclic number.

It is not a de Polignac number, because 808123323277 - 2¹⁵ = 808123290509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (808123323677) 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, 404061661638 + 404061661639.

It is an arithmetic number, because the mean of its divisors is an integer number (404061661639).

Almost surely, 2^808123323277 is an apocalyptic number.

It is an amenable number.

808123323277 is a deficient number, since it is larger than the sum of its proper divisors (1).

808123323277 is an equidigital number, since it uses as much as digits as its factorization.

808123323277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 808123323277 in words is "eight hundred eight billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred seventy-seven".