13466520019 has 2 divisors, whose sum is σ = 13466520020. Its totient is φ = 13466520018.

The previous prime is 13466519977. The next prime is 13466520059. The reversal of 13466520019 is 91002566431.

13466520019 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 is a cyclic number.

It is not a de Polignac number, because 13466520019 - 2¹³ = 13466511827 is a prime.

It is a super-2 number, since 2×13466520019² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13466520019.

It is not a weakly prime, because it can be changed into another prime (13466520059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6733260009 + 6733260010.

It is an arithmetic number, because the mean of its divisors is an integer number (6733260010).

Almost surely, 2^13466520019 is an apocalyptic number.

13466520019 is a deficient number, since it is larger than the sum of its proper divisors (1).

13466520019 is an equidigital number, since it uses as much as digits as its factorization.

13466520019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 13466520019 in words is "thirteen billion, four hundred sixty-six million, five hundred twenty thousand, nineteen".