16450665017 has 2 divisors, whose sum is σ = 16450665018. Its totient is φ = 16450665016.

The previous prime is 16450664981. The next prime is 16450665041. The reversal of 16450665017 is 71056605461.

16450665017 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 can be written as a sum of positive squares in only one way, i.e., 12676282921 + 3774382096 = 112589^2 + 61436^2 .

It is a cyclic number.

It is not a de Polignac number, because 16450665017 - 2⁶ = 16450664953 is a prime.

It is a super-2 number, since 2×16450665017² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16450667017) 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, 8225332508 + 8225332509.

It is an arithmetic number, because the mean of its divisors is an integer number (8225332509).

Almost surely, 2^16450665017 is an apocalyptic number.

It is an amenable number.

16450665017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16450665017 is an equidigital number, since it uses as much as digits as its factorization.

16450665017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 16450665017 in words is "sixteen billion, four hundred fifty million, six hundred sixty-five thousand, seventeen".