14216247649 has 2 divisors, whose sum is σ = 14216247650. Its totient is φ = 14216247648.

The previous prime is 14216247581. The next prime is 14216247653. The reversal of 14216247649 is 94674261241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12937470049 + 1278777600 = 113743^2 + 35760^2 .

It is a cyclic number.

It is not a de Polignac number, because 14216247649 - 2⁹ = 14216247137 is a prime.

It is a super-3 number, since 3×14216247649³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14216247599 and 14216247608.

It is not a weakly prime, because it can be changed into another prime (14216247049) 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, 7108123824 + 7108123825.

It is an arithmetic number, because the mean of its divisors is an integer number (7108123825).

Almost surely, 2^14216247649 is an apocalyptic number.

It is an amenable number.

14216247649 is a deficient number, since it is larger than the sum of its proper divisors (1).

14216247649 is an equidigital number, since it uses as much as digits as its factorization.

14216247649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The spelling of 14216247649 in words is "fourteen billion, two hundred sixteen million, two hundred forty-seven thousand, six hundred forty-nine".