9386821680343 has 2 divisors, whose sum is σ = 9386821680344. Its totient is φ = 9386821680342.

The previous prime is 9386821680337. The next prime is 9386821680367. The reversal of 9386821680343 is 3430861286839.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9386821680343 - 2⁹ = 9386821679831 is a prime.

It is a super-2 number, since 2×9386821680343² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9386821686343) 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, 4693410840171 + 4693410840172.

It is an arithmetic number, because the mean of its divisors is an integer number (4693410840172).

Almost surely, 2^{9386821680343} is an apocalyptic number.

9386821680343 is a deficient number, since it is larger than the sum of its proper divisors (1).

9386821680343 is an equidigital number, since it uses as much as digits as its factorization.

9386821680343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35831808, while the sum is 61.

The spelling of 9386821680343 in words is "nine trillion, three hundred eighty-six billion, eight hundred twenty-one million, six hundred eighty thousand, three hundred forty-three".