243404123433244 has 12 divisors (see below), whose sum is σ = 425958593904144. Its totient is φ = 121701668032064.

The previous prime is 243404123433221. The next prime is 243404123433337. The reversal of 243404123433244 is 442334321404342.

It is a self number, because there is not a number n which added to its sum of digits gives 243404123433244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97027837 + ... + 99504820.

It is an arithmetic number, because the mean of its divisors is an integer number (35496549492012).

Almost surely, 2^{243404123433244} is an apocalyptic number.

It is an amenable number.

243404123433244 is a deficient number, since it is larger than the sum of its proper divisors (182554470470900).

243404123433244 is a wasteful number, since it uses less digits than its factorization.

243404123433244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196842284 (or 196842282 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 243404123433244 its reverse (442334321404342), we get a palindrome (685738444837586).

The spelling of 243404123433244 in words is "two hundred forty-three trillion, four hundred four billion, one hundred twenty-three million, four hundred thirty-three thousand, two hundred forty-four".