198224286609 has 8 divisors (see below), whose sum is σ = 268631820352. Its totient is φ = 129983138640.

The previous prime is 198224286581. The next prime is 198224286613. The reversal of 198224286609 is 906682422891.

It is a happy number.

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

It is not a de Polignac number, because 198224286609 - 2¹⁵ = 198224253841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198224286709) 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, 541596229 + ... + 541596594.

It is an arithmetic number, because the mean of its divisors is an integer number (33578977544).

Almost surely, 2^198224286609 is an apocalyptic number.

It is an amenable number.

198224286609 is a deficient number, since it is larger than the sum of its proper divisors (70407533743).

198224286609 is a wasteful number, since it uses less digits than its factorization.

198224286609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1083192887.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 198224286609 in words is "one hundred ninety-eight billion, two hundred twenty-four million, two hundred eighty-six thousand, six hundred nine".