243324444032 has 64 divisors (see below), whose sum is σ = 497056534560. Its totient is φ = 118608322560.

The previous prime is 243324443969. The next prime is 243324444061. The reversal of 243324444032 is 230444423342.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 243324443983 and 243324444001.

It is a congruent 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, 744413 + ... + 1020195.

Almost surely, 2^243324444032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243324444032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248528267280).

243324444032 is an abundant number, since it is smaller than the sum of its proper divisors (253732090528).

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

243324444032 is a wasteful number, since it uses less digits than its factorization.

243324444032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275971 (or 275959 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 243324444032 its reverse (230444423342), we get a palindrome (473768867374).

The spelling of 243324444032 in words is "two hundred forty-three billion, three hundred twenty-four million, four hundred forty-four thousand, thirty-two".