708066665897 has 2 divisors, whose sum is σ = 708066665898. Its totient is φ = 708066665896.

The previous prime is 708066665881. The next prime is 708066665923. The reversal of 708066665897 is 798566660807.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 646904924416 + 61161741481 = 804304^2 + 247309^2 .

It is a cyclic number.

It is not a de Polignac number, because 708066665897 - 2⁴ = 708066665881 is a prime.

It is not a weakly prime, because it can be changed into another prime (708066665597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354033332948 + 354033332949.

It is an arithmetic number, because the mean of its divisors is an integer number (354033332949).

Almost surely, 2^708066665897 is an apocalyptic number.

It is an amenable number.

708066665897 is a deficient number, since it is larger than the sum of its proper divisors (1).

708066665897 is an equidigital number, since it uses as much as digits as its factorization.

708066665897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 68.

The spelling of 708066665897 in words is "seven hundred eight billion, sixty-six million, six hundred sixty-five thousand, eight hundred ninety-seven".