14798649557 has 2 divisors, whose sum is σ = 14798649558. Its totient is φ = 14798649556.

The previous prime is 14798649553. The next prime is 14798649623. The reversal of 14798649557 is 75594689741.

14798649557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7519317796 + 7279331761 = 86714^2 + 85319^2 .

It is an emirp because it is prime and its reverse (75594689741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14798649557 - 2² = 14798649553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14798649493 and 14798649502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14798649553) 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, 7399324778 + 7399324779.

It is an arithmetic number, because the mean of its divisors is an integer number (7399324779).

Almost surely, 2^14798649557 is an apocalyptic number.

It is an amenable number.

14798649557 is a deficient number, since it is larger than the sum of its proper divisors (1).

14798649557 is an equidigital number, since it uses as much as digits as its factorization.

14798649557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76204800, while the sum is 65.

The spelling of 14798649557 in words is "fourteen billion, seven hundred ninety-eight million, six hundred forty-nine thousand, five hundred fifty-seven".