204404422242 has 16 divisors (see below), whose sum is σ = 409359067200. Its totient is φ = 68043103632.

The previous prime is 204404422199. The next prime is 204404422273. The reversal of 204404422242 is 242224404402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22921117 + ... + 22930032.

It is an arithmetic number, because the mean of its divisors is an integer number (25584941700).

Almost surely, 2^204404422242 is an apocalyptic number.

204404422242 is an abundant number, since it is smaller than the sum of its proper divisors (204954644958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204404422242 is a wasteful number, since it uses less digits than its factorization.

204404422242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45851897.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 204404422242 its reverse (242224404402), we get a palindrome (446628826644).

The spelling of 204404422242 in words is "two hundred four billion, four hundred four million, four hundred twenty-two thousand, two hundred forty-two".