196346066239 has 2 divisors, whose sum is σ = 196346066240. Its totient is φ = 196346066238.

The previous prime is 196346066233. The next prime is 196346066281. The reversal of 196346066239 is 932660643691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196346066239 - 2¹¹ = 196346064191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 196346066239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196346066233) 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, 98173033119 + 98173033120.

It is an arithmetic number, because the mean of its divisors is an integer number (98173033120).

Almost surely, 2^196346066239 is an apocalyptic number.

196346066239 is a deficient number, since it is larger than the sum of its proper divisors (1).

196346066239 is an equidigital number, since it uses as much as digits as its factorization.

196346066239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7558272, while the sum is 55.

The spelling of 196346066239 in words is "one hundred ninety-six billion, three hundred forty-six million, sixty-six thousand, two hundred thirty-nine".