289998754243199 has 4 divisors (see below), whose sum is σ = 290072752398240. Its totient is φ = 289924756088160.

The previous prime is 289998754243141. The next prime is 289998754243207. The reversal of 289998754243199 is 991342457899982.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 289998754243199 - 2⁸ = 289998754242943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289998754248199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36999071642 + ... + 36999079479.

It is an arithmetic number, because the mean of its divisors is an integer number (72518188099560).

Almost surely, 2^{289998754243199} is an apocalyptic number.

289998754243199 is a deficient number, since it is larger than the sum of its proper divisors (73998155041).

289998754243199 is an equidigital number, since it uses as much as digits as its factorization.

289998754243199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73998155040.

The product of its digits is 25395793920, while the sum is 89.

The spelling of 289998754243199 in words is "two hundred eighty-nine trillion, nine hundred ninety-eight billion, seven hundred fifty-four million, two hundred forty-three thousand, one hundred ninety-nine".