808998990327 has 48 divisors (see below), whose sum is σ = 1283328289152. Its totient is φ = 487019108160.

The previous prime is 808998990323. The next prime is 808998990337. The reversal of 808998990327 is 723099899808.

It is not a de Polignac number, because 808998990327 - 2² = 808998990323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808998990323) 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 in 47 ways as a sum of consecutive naturals, for example, 61341628 + ... + 61354814.

It is an arithmetic number, because the mean of its divisors is an integer number (26736006024).

Almost surely, 2^808998990327 is an apocalyptic number.

808998990327 is a deficient number, since it is larger than the sum of its proper divisors (474329298825).

808998990327 is a wasteful number, since it uses less digits than its factorization.

808998990327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17308 (or 17305 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 72.

The spelling of 808998990327 in words is "eight hundred eight billion, nine hundred ninety-eight million, nine hundred ninety thousand, three hundred twenty-seven".