14398824857 has 2 divisors, whose sum is σ = 14398824858. Its totient is φ = 14398824856.

The previous prime is 14398824763. The next prime is 14398824859. The reversal of 14398824857 is 75842889341.

14398824857 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., 12501699721 + 1897125136 = 111811^2 + 43556^2 .

It is a cyclic number.

It is not a de Polignac number, because 14398824857 - 2¹⁰ = 14398823833 is a prime.

It is a super-2 number, since 2×14398824857² (a number of 21 digits) contains 22 as substring.

Together with 14398824859, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14398824796 and 14398824805.

It is not a weakly prime, because it can be changed into another prime (14398824859) 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, 7199412428 + 7199412429.

It is an arithmetic number, because the mean of its divisors is an integer number (7199412429).

Almost surely, 2^14398824857 is an apocalyptic number.

It is an amenable number.

14398824857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14398824857 is an equidigital number, since it uses as much as digits as its factorization.

14398824857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15482880, while the sum is 59.

The spelling of 14398824857 in words is "fourteen billion, three hundred ninety-eight million, eight hundred twenty-four thousand, eight hundred fifty-seven".