716681545067 has 2 divisors, whose sum is σ = 716681545068. Its totient is φ = 716681545066.

The previous prime is 716681545057. The next prime is 716681545079. The reversal of 716681545067 is 760545186617.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (760545186617) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716681545067 is a prime.

It is not a weakly prime, because it can be changed into another prime (716681545057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358340772533 + 358340772534.

It is an arithmetic number, because the mean of its divisors is an integer number (358340772534).

Almost surely, 2^716681545067 is an apocalyptic number.

716681545067 is a deficient number, since it is larger than the sum of its proper divisors (1).

716681545067 is an equidigital number, since it uses as much as digits as its factorization.

716681545067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 716681545067 in words is "seven hundred sixteen billion, six hundred eighty-one million, five hundred forty-five thousand, sixty-seven".