243142233441 has 8 divisors (see below), whose sum is σ = 324447147360. Its totient is φ = 161966070912.

The previous prime is 243142233401. The next prime is 243142233449. The reversal of 243142233441 is 144332241342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243142233441 - 2¹⁷ = 243142102369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243142233449) 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, 32183440 + ... + 32190993.

It is an arithmetic number, because the mean of its divisors is an integer number (40555893420).

Almost surely, 2^243142233441 is an apocalyptic number.

It is an amenable number.

243142233441 is a deficient number, since it is larger than the sum of its proper divisors (81304913919).

243142233441 is a wasteful number, since it uses less digits than its factorization.

243142233441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64375695.

The product of its digits is 55296, while the sum is 33.

Adding to 243142233441 its reverse (144332241342), we get a palindrome (387474474783).

The spelling of 243142233441 in words is "two hundred forty-three billion, one hundred forty-two million, two hundred thirty-three thousand, four hundred forty-one".