13330442989 has 2 divisors, whose sum is σ = 13330442990. Its totient is φ = 13330442988.

The previous prime is 13330442987. The next prime is 13330443127. The reversal of 13330442989 is 98924403331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12562598889 + 767844100 = 112083^2 + 27710^2 .

It is a cyclic number.

It is not a de Polignac number, because 13330442989 - 2¹ = 13330442987 is a prime.

Together with 13330442987, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13330442987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6665221494 + 6665221495.

It is an arithmetic number, because the mean of its divisors is an integer number (6665221495).

Almost surely, 2^13330442989 is an apocalyptic number.

It is an amenable number.

13330442989 is a deficient number, since it is larger than the sum of its proper divisors (1).

13330442989 is an equidigital number, since it uses as much as digits as its factorization.

13330442989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 13330442989 in words is "thirteen billion, three hundred thirty million, four hundred forty-two thousand, nine hundred eighty-nine".