71327346193 has 2 divisors, whose sum is σ = 71327346194. Its totient is φ = 71327346192.

The previous prime is 71327346163. The next prime is 71327346269. The reversal of 71327346193 is 39164372317.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71322645969 + 4700224 = 267063^2 + 2168^2 .

It is a cyclic number.

It is not a de Polignac number, because 71327346193 - 2⁵ = 71327346161 is a prime.

It is not a weakly prime, because it can be changed into another prime (71327346163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35663673096 + 35663673097.

It is an arithmetic number, because the mean of its divisors is an integer number (35663673097).

Almost surely, 2^71327346193 is an apocalyptic number.

It is an amenable number.

71327346193 is a deficient number, since it is larger than the sum of its proper divisors (1).

71327346193 is an equidigital number, since it uses as much as digits as its factorization.

71327346193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 46.

The spelling of 71327346193 in words is "seventy-one billion, three hundred twenty-seven million, three hundred forty-six thousand, one hundred ninety-three".