243432143224 has 8 divisors (see below), whose sum is σ = 456435268560. Its totient is φ = 121716071608.

The previous prime is 243432143191. The next prime is 243432143261. The reversal of 243432143224 is 422341234342.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×243432143224² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243432143224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15214508944 + ... + 15214508959.

It is an arithmetic number, because the mean of its divisors is an integer number (57054408570).

Almost surely, 2^243432143224 is an apocalyptic number.

It is an amenable number.

243432143224 is a deficient number, since it is larger than the sum of its proper divisors (213003125336).

243432143224 is a wasteful number, since it uses less digits than its factorization.

243432143224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30429017909 (or 30429017905 counting only the distinct ones).

The product of its digits is 110592, while the sum is 34.

Adding to 243432143224 its reverse (422341234342), we get a palindrome (665773377566).

The spelling of 243432143224 in words is "two hundred forty-three billion, four hundred thirty-two million, one hundred forty-three thousand, two hundred twenty-four".