204024442042 has 16 divisors (see below), whose sum is σ = 310688874720. Its totient is φ = 100462312368.

The previous prime is 204024442021. The next prime is 204024442043. The reversal of 204024442042 is 240244420402.

It is a self number, because there is not a number n which added to its sum of digits gives 204024442042.

It is not an unprimeable number, because it can be changed into a prime (204024442043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291753 + ... + 702259.

It is an arithmetic number, because the mean of its divisors is an integer number (19418054670).

Almost surely, 2^204024442042 is an apocalyptic number.

204024442042 is a deficient number, since it is larger than the sum of its proper divisors (106664432678).

204024442042 is a wasteful number, since it uses less digits than its factorization.

204024442042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414285.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 204024442042 its reverse (240244420402), we get a palindrome (444268862444).

The spelling of 204024442042 in words is "two hundred four billion, twenty-four million, four hundred forty-two thousand, forty-two".