5105616155489 has 2 divisors, whose sum is σ = 5105616155490. Its totient is φ = 5105616155488.

The previous prime is 5105616155483. The next prime is 5105616155551. The reversal of 5105616155489 is 9845516165015.

5105616155489 is digitally balanced in base 3, 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., 4455307777600 + 650308377889 = 2110760^2 + 806417^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105616155489 - 2²⁰ = 5105615106913 is a prime.

It is not a weakly prime, because it can be changed into another prime (5105616155483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552808077744 + 2552808077745.

It is an arithmetic number, because the mean of its divisors is an integer number (2552808077745).

Almost surely, 2^{5105616155489} is an apocalyptic number.

It is an amenable number.

5105616155489 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105616155489 is an equidigital number, since it uses as much as digits as its factorization.

5105616155489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480000, while the sum is 56.

The spelling of 5105616155489 in words is "five trillion, one hundred five billion, six hundred sixteen million, one hundred fifty-five thousand, four hundred eighty-nine".