289858942319 has 2 divisors, whose sum is σ = 289858942320. Its totient is φ = 289858942318.

The previous prime is 289858942313. The next prime is 289858942327. The reversal of 289858942319 is 913249858982.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 289858942319 - 2¹² = 289858938223 is a prime.

It is a super-2 number, since 2×289858942319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289858942313) 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, 144929471159 + 144929471160.

It is an arithmetic number, because the mean of its divisors is an integer number (144929471160).

Almost surely, 2^289858942319 is an apocalyptic number.

289858942319 is a deficient number, since it is larger than the sum of its proper divisors (1).

289858942319 is an equidigital number, since it uses as much as digits as its factorization.

289858942319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89579520, while the sum is 68.

The spelling of 289858942319 in words is "two hundred eighty-nine billion, eight hundred fifty-eight million, nine hundred forty-two thousand, three hundred nineteen".