43264036426813 has 2 divisors, whose sum is σ = 43264036426814. Its totient is φ = 43264036426812.

The previous prime is 43264036426771. The next prime is 43264036426837. The reversal of 43264036426813 is 31862463046234.

43264036426813 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., 39496159452409 + 3767876974404 = 6284597^2 + 1941102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43264036426813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43264036426873) 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, 21632018213406 + 21632018213407.

It is an arithmetic number, because the mean of its divisors is an integer number (21632018213407).

Almost surely, 2^{43264036426813} is an apocalyptic number.

It is an amenable number.

43264036426813 is a deficient number, since it is larger than the sum of its proper divisors (1).

43264036426813 is an equidigital number, since it uses as much as digits as its factorization.

43264036426813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 43264036426813 in words is "forty-three trillion, two hundred sixty-four billion, thirty-six million, four hundred twenty-six thousand, eight hundred thirteen".