204434340107 has 4 divisors (see below), whose sum is σ = 204435939816. Its totient is φ = 204432740400.

The previous prime is 204434340101. The next prime is 204434340139. The reversal of 204434340107 is 701043434402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 204434340107 - 2¹² = 204434336011 is a prime.

It is a Duffinian number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 589769 + ... + 869882.

It is an arithmetic number, because the mean of its divisors is an integer number (51108984954).

Almost surely, 2^204434340107 is an apocalyptic number.

204434340107 is a deficient number, since it is larger than the sum of its proper divisors (1599709).

204434340107 is a wasteful number, since it uses less digits than its factorization.

204434340107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599708.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 204434340107 its reverse (701043434402), we get a palindrome (905477774509).

The spelling of 204434340107 in words is "two hundred four billion, four hundred thirty-four million, three hundred forty thousand, one hundred seven".