716561430223 has 2 divisors, whose sum is σ = 716561430224. Its totient is φ = 716561430222.

The previous prime is 716561430203. The next prime is 716561430283. The reversal of 716561430223 is 322034165617.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (322034165617) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716561430223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (716561430203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358280715111 + 358280715112.

It is an arithmetic number, because the mean of its divisors is an integer number (358280715112).

Almost surely, 2^716561430223 is an apocalyptic number.

716561430223 is a deficient number, since it is larger than the sum of its proper divisors (1).

716561430223 is an equidigital number, since it uses as much as digits as its factorization.

716561430223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 716561430223 in words is "seven hundred sixteen billion, five hundred sixty-one million, four hundred thirty thousand, two hundred twenty-three".