12735473158489 has 2 divisors, whose sum is σ = 12735473158490. Its totient is φ = 12735473158488.

The previous prime is 12735473158433. The next prime is 12735473158537. The reversal of 12735473158489 is 98485137453721.

12735473158489 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., 8982698323225 + 3752774835264 = 2997115^2 + 1937208^2 .

It is a cyclic number.

It is not a de Polignac number, because 12735473158489 - 2¹³ = 12735473150297 is a prime.

It is not a weakly prime, because it can be changed into another prime (12735471158489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6367736579244 + 6367736579245.

It is an arithmetic number, because the mean of its divisors is an integer number (6367736579245).

Almost surely, 2^{12735473158489} is an apocalyptic number.

It is an amenable number.

12735473158489 is a deficient number, since it is larger than the sum of its proper divisors (1).

12735473158489 is an equidigital number, since it uses as much as digits as its factorization.

12735473158489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 203212800, while the sum is 67.

The spelling of 12735473158489 in words is "twelve trillion, seven hundred thirty-five billion, four hundred seventy-three million, one hundred fifty-eight thousand, four hundred eighty-nine".