13364039989 has 2 divisors, whose sum is σ = 13364039990. Its totient is φ = 13364039988.

The previous prime is 13364039987. The next prime is 13364040007. The reversal of 13364039989 is 98993046331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10471428900 + 2892611089 = 102330^2 + 53783^2 .

It is a cyclic number.

It is not a de Polignac number, because 13364039989 - 2¹ = 13364039987 is a prime.

It is a super-2 number, since 2×13364039989² (a number of 21 digits) contains 22 as substring.

Together with 13364039987, 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 (13364039987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6682019994 + 6682019995.

It is an arithmetic number, because the mean of its divisors is an integer number (6682019995).

Almost surely, 2^13364039989 is an apocalyptic number.

It is an amenable number.

13364039989 is a deficient number, since it is larger than the sum of its proper divisors (1).

13364039989 is an equidigital number, since it uses as much as digits as its factorization.

13364039989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 55.

The spelling of 13364039989 in words is "thirteen billion, three hundred sixty-four million, thirty-nine thousand, nine hundred eighty-nine".