195576055271 has 2 divisors, whose sum is σ = 195576055272. Its totient is φ = 195576055270.

The previous prime is 195576055193. The next prime is 195576055289. The reversal of 195576055271 is 172550675591.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195576055271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195576055471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97788027635 + 97788027636.

It is an arithmetic number, because the mean of its divisors is an integer number (97788027636).

Almost surely, 2^195576055271 is an apocalyptic number.

195576055271 is a deficient number, since it is larger than the sum of its proper divisors (1).

195576055271 is an equidigital number, since it uses as much as digits as its factorization.

195576055271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3307500, while the sum is 53.

The spelling of 195576055271 in words is "one hundred ninety-five billion, five hundred seventy-six million, fifty-five thousand, two hundred seventy-one".