204500404329 has 16 divisors (see below), whose sum is σ = 293671859712. Its totient is φ = 125833436928.

The previous prime is 204500404309. The next prime is 204500404343. The reversal of 204500404329 is 923404005402.

204500404329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204500404329 - 2⁷ = 204500404201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204500404329.

It is not an unprimeable number, because it can be changed into a prime (204500404309) 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 15 ways as a sum of consecutive naturals, for example, 120417 + ... + 650769.

It is an arithmetic number, because the mean of its divisors is an integer number (18354491232).

Almost surely, 2^204500404329 is an apocalyptic number.

It is an amenable number.

204500404329 is a deficient number, since it is larger than the sum of its proper divisors (89171455383).

204500404329 is a wasteful number, since it uses less digits than its factorization.

204500404329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540256.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 204500404329 in words is "two hundred four billion, five hundred million, four hundred four thousand, three hundred twenty-nine".