71794516771 has 2 divisors, whose sum is σ = 71794516772. Its totient is φ = 71794516770.

The previous prime is 71794516769. The next prime is 71794516831. The reversal of 71794516771 is 17761549717.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71794516771 - 2¹ = 71794516769 is a prime.

Together with 71794516769, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (71794516271) 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, 35897258385 + 35897258386.

It is an arithmetic number, because the mean of its divisors is an integer number (35897258386).

Almost surely, 2^71794516771 is an apocalyptic number.

71794516771 is a deficient number, since it is larger than the sum of its proper divisors (1).

71794516771 is an equidigital number, since it uses as much as digits as its factorization.

71794516771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2593080, while the sum is 55.

The spelling of 71794516771 in words is "seventy-one billion, seven hundred ninety-four million, five hundred sixteen thousand, seven hundred seventy-one".