243434043124 has 24 divisors (see below), whose sum is σ = 429645662600. Its totient is φ = 120682552320.

The previous prime is 243434043119. The next prime is 243434043143. The reversal of 243434043124 is 421340434342.

It can be written as a sum of positive squares in 4 ways, for example, as 77718288400 + 165715754724 = 278780^2 + 407082^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 243434043124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330609 + ... + 772120.

Almost surely, 2^243434043124 is an apocalyptic number.

It is an amenable number.

243434043124 is a deficient number, since it is larger than the sum of its proper divisors (186211619476).

243434043124 is a wasteful number, since it uses less digits than its factorization.

243434043124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103203 (or 1103201 counting only the distinct ones).

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

Adding to 243434043124 its reverse (421340434342), we get a palindrome (664774477466).

The spelling of 243434043124 in words is "two hundred forty-three billion, four hundred thirty-four million, forty-three thousand, one hundred twenty-four".