204134444343 has 12 divisors (see below), whose sum is σ = 294872653608. Its totient is φ = 136084188240.

The previous prime is 204134444309. The next prime is 204134444351. The reversal of 204134444343 is 343444431402.

204134444343 is a `hidden beast` number, since 204 + 1 + 3 + 4 + 4 + 443 + 4 + 3 = 666.

It is not a de Polignac number, because 204134444343 - 2⁹ = 204134443831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204134444298 and 204134444307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204134444443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208905 + ... + 672242.

It is an arithmetic number, because the mean of its divisors is an integer number (24572721134).

Almost surely, 2^204134444343 is an apocalyptic number.

204134444343 is a deficient number, since it is larger than the sum of its proper divisors (90738209265).

204134444343 is a wasteful number, since it uses less digits than its factorization.

204134444343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906894 (or 906891 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 204134444343 its reverse (343444431402), we get a palindrome (547578875745).

The spelling of 204134444343 in words is "two hundred four billion, one hundred thirty-four million, four hundred forty-four thousand, three hundred forty-three".