71327346163 has 2 divisors, whose sum is σ = 71327346164. Its totient is φ = 71327346162.

The previous prime is 71327346161. The next prime is 71327346193. The reversal of 71327346163 is 36164372317.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71327346163 - 2¹ = 71327346161 is a prime.

Together with 71327346161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (71327346161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35663673081 + 35663673082.

It is an arithmetic number, because the mean of its divisors is an integer number (35663673082).

Almost surely, 2^71327346163 is an apocalyptic number.

71327346163 is a deficient number, since it is larger than the sum of its proper divisors (1).

71327346163 is an equidigital number, since it uses as much as digits as its factorization.

71327346163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 43.

The spelling of 71327346163 in words is "seventy-one billion, three hundred twenty-seven million, three hundred forty-six thousand, one hundred sixty-three".