243013243504 has 40 divisors (see below), whose sum is σ = 478630616672. Its totient is φ = 119496280320.

The previous prime is 243013243489. The next prime is 243013243549. The reversal of 243013243504 is 405342310342.

It is a happy number.

243013243504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8049622 + ... + 8079754.

Almost surely, 2^243013243504 is an apocalyptic number.

It is an amenable number.

243013243504 is a deficient number, since it is larger than the sum of its proper divisors (235617373168).

243013243504 is a wasteful number, since it uses less digits than its factorization.

243013243504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38465 (or 38459 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 243013243504 its reverse (405342310342), we get a palindrome (648355553846).

The spelling of 243013243504 in words is "two hundred forty-three billion, thirteen million, two hundred forty-three thousand, five hundred four".