65423303473439 has 2 divisors, whose sum is σ = 65423303473440. Its totient is φ = 65423303473438.

The previous prime is 65423303473399. The next prime is 65423303473469. The reversal of 65423303473439 is 93437430332456.

65423303473439 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 is a cyclic number.

It is not a de Polignac number, because 65423303473439 - 2⁸ = 65423303473183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65423303473469) 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, 32711651736719 + 32711651736720.

It is an arithmetic number, because the mean of its divisors is an integer number (32711651736720).

Almost surely, 2^{65423303473439} is an apocalyptic number.

65423303473439 is a deficient number, since it is larger than the sum of its proper divisors (1).

65423303473439 is an equidigital number, since it uses as much as digits as its factorization.

65423303473439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58786560, while the sum is 56.

The spelling of 65423303473439 in words is "sixty-five trillion, four hundred twenty-three billion, three hundred three million, four hundred seventy-three thousand, four hundred thirty-nine".