716706888889 has 2 divisors, whose sum is σ = 716706888890. Its totient is φ = 716706888888.

The previous prime is 716706888791. The next prime is 716706888899. The reversal of 716706888889 is 988888607617.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 378544867600 + 338162021289 = 615260^2 + 581517^2 .

It is a cyclic number.

It is not a de Polignac number, because 716706888889 - 2⁹ = 716706888377 is a prime.

It is not a weakly prime, because it can be changed into another prime (716706888899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358353444444 + 358353444445.

It is an arithmetic number, because the mean of its divisors is an integer number (358353444445).

Almost surely, 2^716706888889 is an apocalyptic number.

It is an amenable number.

716706888889 is a deficient number, since it is larger than the sum of its proper divisors (1).

716706888889 is an equidigital number, since it uses as much as digits as its factorization.

716706888889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 520224768, while the sum is 76.

The spelling of 716706888889 in words is "seven hundred sixteen billion, seven hundred six million, eight hundred eighty-eight thousand, eight hundred eighty-nine".