71751174864191 has 2 divisors, whose sum is σ = 71751174864192. Its totient is φ = 71751174864190.

The previous prime is 71751174864169. The next prime is 71751174864211. The reversal of 71751174864191 is 19146847115717.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71751174864191 - 2¹⁸ = 71751174602047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71751174864991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35875587432095 + 35875587432096.

It is an arithmetic number, because the mean of its divisors is an integer number (35875587432096).

Almost surely, 2^{71751174864191} is an apocalyptic number.

71751174864191 is a deficient number, since it is larger than the sum of its proper divisors (1).

71751174864191 is an equidigital number, since it uses as much as digits as its factorization.

71751174864191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11854080, while the sum is 62.

The spelling of 71751174864191 in words is "seventy-one trillion, seven hundred fifty-one billion, one hundred seventy-four million, eight hundred sixty-four thousand, one hundred ninety-one".