243301141234240 has 28 divisors (see below), whose sum is σ = 579360842564796. Its totient is φ = 97320456493568.

The previous prime is 243301141234231. The next prime is 243301141234241. The reversal of 243301141234240 is 42432141103342.

It can be written as a sum of positive squares in 2 ways, for example, as 54384253186624 + 188916888047616 = 7374568^2 + 13744704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 243301141234196 and 243301141234205.

It is not an unprimeable number, because it can be changed into a prime (243301141234241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380158032859 + ... + 380158033498.

Almost surely, 2^{243301141234240} is an apocalyptic number.

243301141234240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243301141234240 is an abundant number, since it is smaller than the sum of its proper divisors (336059701330556).

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

243301141234240 is an equidigital number, since it uses as much as digits as its factorization.

243301141234240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760316066374 (or 760316066364 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 243301141234240 its reverse (42432141103342), we get a palindrome (285733282337582).

The spelling of 243301141234240 in words is "two hundred forty-three trillion, three hundred one billion, one hundred forty-one million, two hundred thirty-four thousand, two hundred forty".