289219391999 has 2 divisors, whose sum is σ = 289219392000. Its totient is φ = 289219391998.

The previous prime is 289219391899. The next prime is 289219392001. The reversal of 289219391999 is 999193912982.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-289219391999 is a prime.

It is a Sophie Germain prime.

Together with 289219392001, 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 (289219391099) 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, 144609695999 + 144609696000.

It is an arithmetic number, because the mean of its divisors is an integer number (144609696000).

Almost surely, 2^289219391999 is an apocalyptic number.

289219391999 is a deficient number, since it is larger than the sum of its proper divisors (1).

289219391999 is an equidigital number, since it uses as much as digits as its factorization.

289219391999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51018336, while the sum is 71.

The spelling of 289219391999 in words is "two hundred eighty-nine billion, two hundred nineteen million, three hundred ninety-one thousand, nine hundred ninety-nine".