12544411444519 has 2 divisors, whose sum is σ = 12544411444520. Its totient is φ = 12544411444518.

The previous prime is 12544411444471. The next prime is 12544411444547. The reversal of 12544411444519 is 91544411444521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12544411444519 - 2¹¹ = 12544411442471 is a prime.

It is a super-2 number, since 2×12544411444519² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12544411844519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6272205722259 + 6272205722260.

It is an arithmetic number, because the mean of its divisors is an integer number (6272205722260).

Almost surely, 2^{12544411444519} is an apocalyptic number.

12544411444519 is a deficient number, since it is larger than the sum of its proper divisors (1).

12544411444519 is an equidigital number, since it uses as much as digits as its factorization.

12544411444519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1843200, while the sum is 49.

The spelling of 12544411444519 in words is "twelve trillion, five hundred forty-four billion, four hundred eleven million, four hundred forty-four thousand, five hundred nineteen".