12228689589 has 8 divisors (see below), whose sum is σ = 16329006240. Its totient is φ = 8140416336.

The previous prime is 12228689537. The next prime is 12228689597. The reversal of 12228689589 is 98598682221.

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

It is not a de Polignac number, because 12228689589 - 2¹³ = 12228681397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12228689489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3008479 + ... + 3012540.

It is an arithmetic number, because the mean of its divisors is an integer number (2041125780).

Almost surely, 2^12228689589 is an apocalyptic number.

It is an amenable number.

12228689589 is a deficient number, since it is larger than the sum of its proper divisors (4100316651).

12228689589 is an equidigital number, since it uses as much as digits as its factorization.

12228689589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6021699.

The product of its digits is 9953280, while the sum is 60.

The spelling of 12228689589 in words is "twelve billion, two hundred twenty-eight million, six hundred eighty-nine thousand, five hundred eighty-nine".