204244311424 has 32 divisors (see below), whose sum is σ = 406913720400. Its totient is φ = 102116946432.

The previous prime is 204244311421. The next prime is 204244311431. The reversal of 204244311424 is 424113442402.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204244311421) 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, 4188109 + ... + 4236595.

Almost surely, 2^204244311424 is an apocalyptic number.

It is an amenable number.

204244311424 is a deficient number, since it is larger than the sum of its proper divisors (202669408976).

204244311424 is an equidigital number, since it uses as much as digits as its factorization.

204244311424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81410 (or 81398 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 204244311424 its reverse (424113442402), we get a palindrome (628357753826).

The spelling of 204244311424 in words is "two hundred four billion, two hundred forty-four million, three hundred eleven thousand, four hundred twenty-four".