708206264137 has 2 divisors, whose sum is σ = 708206264138. Its totient is φ = 708206264136.

The previous prime is 708206264131. The next prime is 708206264201. The reversal of 708206264137 is 731462602807.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 698234044816 + 9972219321 = 835604^2 + 99861^2 .

It is an emirp because it is prime and its reverse (731462602807) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-708206264137 is a prime.

It is a super-2 number, since 2×708206264137² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (708206264131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354103132068 + 354103132069.

It is an arithmetic number, because the mean of its divisors is an integer number (354103132069).

Almost surely, 2^708206264137 is an apocalyptic number.

It is an amenable number.

708206264137 is a deficient number, since it is larger than the sum of its proper divisors (1).

708206264137 is an equidigital number, since it uses as much as digits as its factorization.

708206264137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 708206264137 in words is "seven hundred eight billion, two hundred six million, two hundred sixty-four thousand, one hundred thirty-seven".