808312032923 has 2 divisors, whose sum is σ = 808312032924. Its totient is φ = 808312032922.

The previous prime is 808312032919. The next prime is 808312032943. The reversal of 808312032923 is 329230213808.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 808312032923 - 2² = 808312032919 is a prime.

It is a super-2 number, since 2×808312032923² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (808312032943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404156016461 + 404156016462.

It is an arithmetic number, because the mean of its divisors is an integer number (404156016462).

Almost surely, 2^808312032923 is an apocalyptic number.

808312032923 is a deficient number, since it is larger than the sum of its proper divisors (1).

808312032923 is an equidigital number, since it uses as much as digits as its factorization.

808312032923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 808312032923 in words is "eight hundred eight billion, three hundred twelve million, thirty-two thousand, nine hundred twenty-three".