716607643 has 2 divisors, whose sum is σ = 716607644. Its totient is φ = 716607642.

The previous prime is 716607607. The next prime is 716607659. The reversal of 716607643 is 346706617.

716607643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 716607643 - 2⁹ = 716607131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 716607596 and 716607605.

It is not a weakly prime, because it can be changed into another prime (714607643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358303821 + 358303822.

It is an arithmetic number, because the mean of its divisors is an integer number (358303822).

Almost surely, 2^716607643 is an apocalyptic number.

716607643 is a deficient number, since it is larger than the sum of its proper divisors (1).

716607643 is an equidigital number, since it uses as much as digits as its factorization.

716607643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 716607643 is about 26769.5282550888. The cubic root of 716607643 is about 894.8710915741.

The spelling of 716607643 in words is "seven hundred sixteen million, six hundred seven thousand, six hundred forty-three".