71416753361 has 2 divisors, whose sum is σ = 71416753362. Its totient is φ = 71416753360.

The previous prime is 71416753349. The next prime is 71416753391. The reversal of 71416753361 is 16335761417.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71099022736 + 317730625 = 266644^2 + 17825^2 .

It is an emirp because it is prime and its reverse (16335761417) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71416753361 - 2¹⁴ = 71416736977 is a prime.

It is not a weakly prime, because it can be changed into another prime (71416753321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35708376680 + 35708376681.

It is an arithmetic number, because the mean of its divisors is an integer number (35708376681).

Almost surely, 2^71416753361 is an apocalyptic number.

It is an amenable number.

71416753361 is a deficient number, since it is larger than the sum of its proper divisors (1).

71416753361 is an equidigital number, since it uses as much as digits as its factorization.

71416753361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The spelling of 71416753361 in words is "seventy-one billion, four hundred sixteen million, seven hundred fifty-three thousand, three hundred sixty-one".