243311423120344 has 32 divisors (see below), whose sum is σ = 456599946693600. Its totient is φ = 121551455773440.

The previous prime is 243311423120341. The next prime is 243311423120369. The reversal of 243311423120344 is 443021324113342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243311423120341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104945454 + ... + 107238850.

It is an arithmetic number, because the mean of its divisors is an integer number (14268748334175).

Almost surely, 2^{243311423120344} is an apocalyptic number.

It is an amenable number.

243311423120344 is a deficient number, since it is larger than the sum of its proper divisors (213288523573256).

243311423120344 is a wasteful number, since it uses less digits than its factorization.

243311423120344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304763 (or 2304759 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 243311423120344 its reverse (443021324113342), we get a palindrome (686332747233686).

The spelling of 243311423120344 in words is "two hundred forty-three trillion, three hundred eleven billion, four hundred twenty-three million, one hundred twenty thousand, three hundred forty-four".