204434340104 has 32 divisors (see below), whose sum is σ = 385068783000. Its totient is φ = 101749519872.

The previous prime is 204434340101. The next prime is 204434340139. The reversal of 204434340104 is 401043434402.

It is a happy number.

204434340104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 191957896900 + 12476443204 = 438130^2 + 111698^2 .

It is not an unprimeable number, because it can be changed into a prime (204434340101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12282572 + ... + 12299204.

Almost surely, 2^204434340104 is an apocalyptic number.

It is an amenable number.

204434340104 is a deficient number, since it is larger than the sum of its proper divisors (180634442896).

204434340104 is a wasteful number, since it uses less digits than its factorization.

204434340104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23577 (or 23573 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 204434340104 its reverse (401043434402), we get a palindrome (605477774506).

The spelling of 204434340104 in words is "two hundred four billion, four hundred thirty-four million, three hundred forty thousand, one hundred four".