196568794582271 has 16 divisors (see below), whose sum is σ = 201596821570560. Its totient is φ = 191615648384160.

The previous prime is 196568794582243. The next prime is 196568794582291. The reversal of 196568794582271 is 172285497865691.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 196568794582271 - 2¹⁸ = 196568794320127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196568794582211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33798200 + ... + 39184893.

It is an arithmetic number, because the mean of its divisors is an integer number (12599801348160).

Almost surely, 2^{196568794582271} is an apocalyptic number.

196568794582271 is a deficient number, since it is larger than the sum of its proper divisors (5028026988289).

196568794582271 is a wasteful number, since it uses less digits than its factorization.

196568794582271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72983606.

The product of its digits is 3657830400, while the sum is 80.

The spelling of 196568794582271 in words is "one hundred ninety-six trillion, five hundred sixty-eight billion, seven hundred ninety-four million, five hundred eighty-two thousand, two hundred seventy-one".