716665800847 has 2 divisors, whose sum is σ = 716665800848. Its totient is φ = 716665800846.

The previous prime is 716665800841. The next prime is 716665800953. The reversal of 716665800847 is 748008566617.

It is a happy number.

716665800847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 716665800847 - 2¹¹ = 716665798799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 716665800791 and 716665800800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716665800841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358332900423 + 358332900424.

It is an arithmetic number, because the mean of its divisors is an integer number (358332900424).

Almost surely, 2^716665800847 is an apocalyptic number.

716665800847 is a deficient number, since it is larger than the sum of its proper divisors (1).

716665800847 is an equidigital number, since it uses as much as digits as its factorization.

716665800847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 716665800847 in words is "seven hundred sixteen billion, six hundred sixty-five million, eight hundred thousand, eight hundred forty-seven".