9766555543343 has 2 divisors, whose sum is σ = 9766555543344. Its totient is φ = 9766555543342.

The previous prime is 9766555543309. The next prime is 9766555543391. The reversal of 9766555543343 is 3433455556679.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9766555543343 - 2¹⁰ = 9766555542319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9766555543343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9766555543543) 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, 4883277771671 + 4883277771672.

It is an arithmetic number, because the mean of its divisors is an integer number (4883277771672).

Almost surely, 2^{9766555543343} is an apocalyptic number.

9766555543343 is a deficient number, since it is larger than the sum of its proper divisors (1).

9766555543343 is an equidigital number, since it uses as much as digits as its factorization.

9766555543343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360000, while the sum is 65.

The spelling of 9766555543343 in words is "nine trillion, seven hundred sixty-six billion, five hundred fifty-five million, five hundred forty-three thousand, three hundred forty-three".