204022404444 has 12 divisors (see below), whose sum is σ = 476052277064. Its totient is φ = 68007468144.

The previous prime is 204022404413. The next prime is 204022404493. The reversal of 204022404444 is 444404220402.

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

It is a super-2 number, since 2×204022404444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8500933507 + ... + 8500933530.

Almost surely, 2^204022404444 is an apocalyptic number.

It is an amenable number.

204022404444 is an abundant number, since it is smaller than the sum of its proper divisors (272029872620).

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

204022404444 is a wasteful number, since it uses less digits than its factorization.

204022404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17001867044 (or 17001867042 counting only the distinct ones).

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

Adding to 204022404444 its reverse (444404220402), we get a palindrome (648426624846).

The spelling of 204022404444 in words is "two hundred four billion, twenty-two million, four hundred four thousand, four hundred forty-four".