716580773 has 2 divisors, whose sum is σ = 716580774. Its totient is φ = 716580772.

The previous prime is 716580769. The next prime is 716580791. The reversal of 716580773 is 377085617.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469242244 + 247338529 = 21662^2 + 15727^2 .

It is an emirp because it is prime and its reverse (377085617) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 716580773 - 2² = 716580769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716580743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358290386 + 358290387.

It is an arithmetic number, because the mean of its divisors is an integer number (358290387).

Almost surely, 2^716580773 is an apocalyptic number.

It is an amenable number.

716580773 is a deficient number, since it is larger than the sum of its proper divisors (1).

716580773 is an equidigital number, since it uses as much as digits as its factorization.

716580773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 44.

The square root of 716580773 is about 26769.0263737776. The cubic root of 716580773 is about 894.8599067056.

The spelling of 716580773 in words is "seven hundred sixteen million, five hundred eighty thousand, seven hundred seventy-three".