204020042244 has 12 divisors (see below), whose sum is σ = 476046765264. Its totient is φ = 68006680744.

The previous prime is 204020042243. The next prime is 204020042273. The reversal of 204020042244 is 442240020402.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (204020042243) 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, 8500835082 + ... + 8500835105.

It is an arithmetic number, because the mean of its divisors is an integer number (39670563772).

Almost surely, 2^204020042244 is an apocalyptic number.

It is an amenable number.

204020042244 is an abundant number, since it is smaller than the sum of its proper divisors (272026723020).

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

204020042244 is a wasteful number, since it uses less digits than its factorization.

204020042244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17001670194 (or 17001670192 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 204020042244 its reverse (442240020402), we get a palindrome (646260062646).

The spelling of 204020042244 in words is "two hundred four billion, twenty million, forty-two thousand, two hundred forty-four".