243313032344 has 24 divisors (see below), whose sum is σ = 461395627860. Its totient is φ = 120289557696.

The previous prime is 243313032329. The next prime is 243313032353. The reversal of 243313032344 is 443230313342.

It is a self number, because there is not a number n which added to its sum of digits gives 243313032344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1856474 + ... + 1983209.

Almost surely, 2^243313032344 is an apocalyptic number.

It is an amenable number.

243313032344 is a deficient number, since it is larger than the sum of its proper divisors (218082595516).

243313032344 is an equidigital number, since it uses as much as digits as its factorization.

243313032344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839867 (or 3839774 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 243313032344 its reverse (443230313342), we get a palindrome (686543345686).

The spelling of 243313032344 in words is "two hundred forty-three billion, three hundred thirteen million, thirty-two thousand, three hundred forty-four".