16716430231 has 2 divisors, whose sum is σ = 16716430232. Its totient is φ = 16716430230.

The previous prime is 16716430219. The next prime is 16716430267. The reversal of 16716430231 is 13203461761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16716430231 - 2⁷ = 16716430103 is a prime.

It is a super-2 number, since 2×16716430231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16716430201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8358215115 + 8358215116.

It is an arithmetic number, because the mean of its divisors is an integer number (8358215116).

Almost surely, 2^16716430231 is an apocalyptic number.

16716430231 is a deficient number, since it is larger than the sum of its proper divisors (1).

16716430231 is an equidigital number, since it uses as much as digits as its factorization.

16716430231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

Adding to 16716430231 its reverse (13203461761), we get a palindrome (29919891992).

The spelling of 16716430231 in words is "sixteen billion, seven hundred sixteen million, four hundred thirty thousand, two hundred thirty-one".