196663230610571 has 2 divisors, whose sum is σ = 196663230610572. Its totient is φ = 196663230610570.

The previous prime is 196663230610547. The next prime is 196663230610667. The reversal of 196663230610571 is 175016032366691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196663230610571 - 2¹⁸ = 196663230348427 is a prime.

It is not a weakly prime, because it can be changed into another prime (196663230610501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98331615305285 + 98331615305286.

It is an arithmetic number, because the mean of its divisors is an integer number (98331615305286).

Almost surely, 2^{196663230610571} is an apocalyptic number.

196663230610571 is a deficient number, since it is larger than the sum of its proper divisors (1).

196663230610571 is an equidigital number, since it uses as much as digits as its factorization.

196663230610571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 196663230610571 in words is "one hundred ninety-six trillion, six hundred sixty-three billion, two hundred thirty million, six hundred ten thousand, five hundred seventy-one".