705488720773 has 2 divisors, whose sum is σ = 705488720774. Its totient is φ = 705488720772.

The previous prime is 705488720731. The next prime is 705488720779. The reversal of 705488720773 is 377027884507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 702381438724 + 3107282049 = 838082^2 + 55743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-705488720773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705488720779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352744360386 + 352744360387.

It is an arithmetic number, because the mean of its divisors is an integer number (352744360387).

Almost surely, 2^705488720773 is an apocalyptic number.

It is an amenable number.

705488720773 is a deficient number, since it is larger than the sum of its proper divisors (1).

705488720773 is an equidigital number, since it uses as much as digits as its factorization.

705488720773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18439680, while the sum is 58.

The spelling of 705488720773 in words is "seven hundred five billion, four hundred eighty-eight million, seven hundred twenty thousand, seven hundred seventy-three".