13349282544889 has 2 divisors, whose sum is σ = 13349282544890. Its totient is φ = 13349282544888.

The previous prime is 13349282544881. The next prime is 13349282544943. The reversal of 13349282544889 is 98844528294331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12222994899600 + 1126287645289 = 3496140^2 + 1061267^2 .

It is a cyclic number.

It is not a de Polignac number, because 13349282544889 - 2³ = 13349282544881 is a prime.

It is not a weakly prime, because it can be changed into another prime (13349282544881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6674641272444 + 6674641272445.

It is an arithmetic number, because the mean of its divisors is an integer number (6674641272445).

Almost surely, 2^{13349282544889} is an apocalyptic number.

It is an amenable number.

13349282544889 is a deficient number, since it is larger than the sum of its proper divisors (1).

13349282544889 is an equidigital number, since it uses as much as digits as its factorization.

13349282544889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 477757440, while the sum is 70.

The spelling of 13349282544889 in words is "thirteen trillion, three hundred forty-nine billion, two hundred eighty-two million, five hundred forty-four thousand, eight hundred eighty-nine".