242321432444 has 72 divisors (see below), whose sum is σ = 531665648640. Its totient is φ = 95787183744.

The previous prime is 242321432417. The next prime is 242321432491. The reversal of 242321432444 is 444234123242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3221714 + ... + 3296070.

It is an arithmetic number, because the mean of its divisors is an integer number (7384245120).

Almost surely, 2^242321432444 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 242321432444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265832824320).

242321432444 is an abundant number, since it is smaller than the sum of its proper divisors (289344216196).

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

242321432444 is a wasteful number, since it uses less digits than its factorization.

242321432444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75667 (or 75658 counting only the distinct ones).

The product of its digits is 147456, while the sum is 35.

Adding to 242321432444 its reverse (444234123242), we get a palindrome (686555555686).

The spelling of 242321432444 in words is "two hundred forty-two billion, three hundred twenty-one million, four hundred thirty-two thousand, four hundred forty-four".