206329722198 has 8 divisors (see below), whose sum is σ = 412659444408. Its totient is φ = 68776574064.

The previous prime is 206329722167. The next prime is 206329722241. The reversal of 206329722198 is 891227923602.

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

206329722198 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 206329722198.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17194143511 + ... + 17194143522.

It is an arithmetic number, because the mean of its divisors is an integer number (51582430551).

Almost surely, 2^206329722198 is an apocalyptic number.

206329722198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206329722198 is a wasteful number, since it uses less digits than its factorization.

206329722198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34388287038.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 206329722198 in words is "two hundred six billion, three hundred twenty-nine million, seven hundred twenty-two thousand, one hundred ninety-eight".