43368682542593 has 2 divisors, whose sum is σ = 43368682542594. Its totient is φ = 43368682542592.

The previous prime is 43368682542491. The next prime is 43368682542641. The reversal of 43368682542593 is 39524528686334.

43368682542593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31470439461904 + 11898243080689 = 5609852^2 + 3449383^2 .

It is a cyclic number.

It is not a de Polignac number, because 43368682542593 - 2¹⁸ = 43368682280449 is a prime.

It is not a weakly prime, because it can be changed into another prime (43368682542793) by changing a digit.

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, 21684341271296 + 21684341271297.

It is an arithmetic number, because the mean of its divisors is an integer number (21684341271297).

Almost surely, 2^{43368682542593} is an apocalyptic number.

It is an amenable number.

43368682542593 is a deficient number, since it is larger than the sum of its proper divisors (1).

43368682542593 is an equidigital number, since it uses as much as digits as its factorization.

43368682542593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 895795200, while the sum is 68.

The spelling of 43368682542593 in words is "forty-three trillion, three hundred sixty-eight billion, six hundred eighty-two million, five hundred forty-two thousand, five hundred ninety-three".