80189890199 has 2 divisors, whose sum is σ = 80189890200. Its totient is φ = 80189890198.

The previous prime is 80189890159. The next prime is 80189890201. The reversal of 80189890199 is 99109898108.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80189890199 is a prime.

Together with 80189890201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80189890159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40094945099 + 40094945100.

It is an arithmetic number, because the mean of its divisors is an integer number (40094945100).

Almost surely, 2^80189890199 is an apocalyptic number.

80189890199 is a deficient number, since it is larger than the sum of its proper divisors (1).

80189890199 is an equidigital number, since it uses as much as digits as its factorization.

80189890199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232, while the sum is 62.

The spelling of 80189890199 in words is "eighty billion, one hundred eighty-nine million, eight hundred ninety thousand, one hundred ninety-nine".