204413664006 has 12 divisors (see below), whose sum is σ = 442896272052. Its totient is φ = 68137887996.

The previous prime is 204413664001. The next prime is 204413664031. The reversal of 204413664006 is 600466314402.

204413664006 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 1 + 3 + 6 + 640 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204413664001) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 5678157316 + ... + 5678157351.

It is an arithmetic number, because the mean of its divisors is an integer number (36908022671).

Almost surely, 2^204413664006 is an apocalyptic number.

204413664006 is an abundant number, since it is smaller than the sum of its proper divisors (238482608046).

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

204413664006 is a wasteful number, since it uses less digits than its factorization.

204413664006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11356314675 (or 11356314672 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 204413664006 its reverse (600466314402), we get a palindrome (804879978408).

The spelling of 204413664006 in words is "two hundred four billion, four hundred thirteen million, six hundred sixty-four thousand, six".