243342424002444 has 48 divisors (see below), whose sum is σ = 611476816677888. Its totient is φ = 74874471755328.

The previous prime is 243342424002397. The next prime is 243342424002449. The reversal of 243342424002444 is 444200424243342.

It is a junction number, because it is equal to n+sod(n) for n = 243342424002396 and 243342424002405.

It is not an unprimeable number, because it can be changed into a prime (243342424002449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179916069 + ... + 181263555.

It is an arithmetic number, because the mean of its divisors is an integer number (12739100347456).

Almost surely, 2^{243342424002444} is an apocalyptic number.

It is an amenable number.

243342424002444 is an abundant number, since it is smaller than the sum of its proper divisors (368134392675444).

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

243342424002444 is a wasteful number, since it uses less digits than its factorization.

243342424002444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505134 (or 2505132 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 42.

Adding to 243342424002444 its reverse (444200424243342), we get a palindrome (687542848245786).

The spelling of 243342424002444 in words is "two hundred forty-three trillion, three hundred forty-two billion, four hundred twenty-four million, two thousand, four hundred forty-four".