218852368353289 has 8 divisors (see below), whose sum is σ = 238748721124032. Its totient is φ = 198956129402640.

The previous prime is 218852368353251. The next prime is 218852368353349. The reversal of 218852368353289 is 982353863258812.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-218852368353289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (218852368333289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24409629 + ... + 32148634.

It is an arithmetic number, because the mean of its divisors is an integer number (29843590140504).

Almost surely, 2^{218852368353289} is an apocalyptic number.

It is an amenable number.

218852368353289 is a deficient number, since it is larger than the sum of its proper divisors (19896352770743).

218852368353289 is a wasteful number, since it uses less digits than its factorization.

218852368353289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56910047.

The product of its digits is 1194393600, while the sum is 73.

The spelling of 218852368353289 in words is "two hundred eighteen trillion, eight hundred fifty-two billion, three hundred sixty-eight million, three hundred fifty-three thousand, two hundred eighty-nine".