204442421443232 has 48 divisors (see below), whose sum is σ = 469383110481600. Its totient is φ = 87618180613824.

The previous prime is 204442421443187. The next prime is 204442421443289. The reversal of 204442421443232 is 232344124244402.

204442421443232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204442421443232.

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, 9313145978 + ... + 9313167929.

It is an arithmetic number, because the mean of its divisors is an integer number (9778814801700).

Almost surely, 2^{204442421443232} is an apocalyptic number.

It is an amenable number.

204442421443232 is an abundant number, since it is smaller than the sum of its proper divisors (264940689038368).

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

204442421443232 is an equidigital number, since it uses as much as digits as its factorization.

204442421443232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18626313938 (or 18626313916 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 204442421443232 its reverse (232344124244402), we get a palindrome (436786545687634).

The spelling of 204442421443232 in words is "two hundred four trillion, four hundred forty-two billion, four hundred twenty-one million, four hundred forty-three thousand, two hundred thirty-two".