204366016044 has 36 divisors (see below), whose sum is σ = 520535335320. Its totient is φ = 67601988480.

The previous prime is 204366016027. The next prime is 204366016081. The reversal of 204366016044 is 440610663402.

204366016044 is a `hidden beast` number, since 2 + 0 + 4 + 3 + 6 + 601 + 6 + 0 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21662589 + ... + 21672020.

It is an arithmetic number, because the mean of its divisors is an integer number (14459314870).

Almost surely, 2^204366016044 is an apocalyptic number.

It is an amenable number.

204366016044 is an abundant number, since it is smaller than the sum of its proper divisors (316169319276).

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

204366016044 is a wasteful number, since it uses less digits than its factorization.

204366016044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43334750 (or 43334745 counting only the distinct ones).

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

Adding to 204366016044 its reverse (440610663402), we get a palindrome (644976679446).

The spelling of 204366016044 in words is "two hundred four billion, three hundred sixty-six million, sixteen thousand, forty-four".