243041441232 has 80 divisors (see below), whose sum is σ = 656490981888. Its totient is φ = 77333477760.

The previous prime is 243041441231. The next prime is 243041441267. The reversal of 243041441232 is 232144140342.

It is a super-2 number, since 2×243041441232² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243041441232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243041441231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317883 + ... + 766245.

Almost surely, 2^243041441232 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 243041441232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328245490944).

243041441232 is an abundant number, since it is smaller than the sum of its proper divisors (413449540656).

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

243041441232 is a wasteful number, since it uses less digits than its factorization.

243041441232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448888 (or 448882 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 243041441232 its reverse (232144140342), we get a palindrome (475185581574).

The spelling of 243041441232 in words is "two hundred forty-three billion, forty-one million, four hundred forty-one thousand, two hundred thirty-two".