204342650166 has 8 divisors (see below), whose sum is σ = 408685300344. Its totient is φ = 68114216720.

The previous prime is 204342650119. The next prime is 204342650189. The reversal of 204342650166 is 661056243402.

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

204342650166 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17028554175 + ... + 17028554186.

It is an arithmetic number, because the mean of its divisors is an integer number (51085662543).

Almost surely, 2^204342650166 is an apocalyptic number.

204342650166 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.

204342650166 is a wasteful number, since it uses less digits than its factorization.

204342650166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34057108366.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 204342650166 its reverse (661056243402), we get a palindrome (865398893568).

The spelling of 204342650166 in words is "two hundred four billion, three hundred forty-two million, six hundred fifty thousand, one hundred sixty-six".