12543703336959 has 32 divisors (see below), whose sum is σ = 17358034713600. Its totient is φ = 8050724047872.

The previous prime is 12543703336939. The next prime is 12543703337029. The reversal of 12543703336959 is 95963330734521.

It is not a de Polignac number, because 12543703336959 - 2⁷ = 12543703336831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12543703336939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47490742 + ... + 47754140.

It is an arithmetic number, because the mean of its divisors is an integer number (542438584800).

Almost surely, 2^{12543703336959} is an apocalyptic number.

12543703336959 is a deficient number, since it is larger than the sum of its proper divisors (4814331376641).

12543703336959 is a wasteful number, since it uses less digits than its factorization.

12543703336959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267959.

The product of its (nonzero) digits is 55112400, while the sum is 60.

The spelling of 12543703336959 in words is "twelve trillion, five hundred forty-three billion, seven hundred three million, three hundred thirty-six thousand, nine hundred fifty-nine".