204043430004403 has 16 divisors (see below), whose sum is σ = 224725987132416. Its totient is φ = 183724843407840.

The previous prime is 204043430004371. The next prime is 204043430004443. The reversal of 204043430004403 is 304400034340402.

It is a cyclic number.

It is not a de Polignac number, because 204043430004403 - 2⁵ = 204043430004371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204043430004443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210636501 + ... + 211602982.

It is an arithmetic number, because the mean of its divisors is an integer number (14045374195776).

Almost surely, 2^{204043430004403} is an apocalyptic number.

204043430004403 is a deficient number, since it is larger than the sum of its proper divisors (20682557128013).

204043430004403 is a wasteful number, since it uses less digits than its factorization.

204043430004403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422239914.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 204043430004403 its reverse (304400034340402), we get a palindrome (508443464344805).

The spelling of 204043430004403 in words is "two hundred four trillion, forty-three billion, four hundred thirty million, four thousand, four hundred three".