12044493619 has 2 divisors, whose sum is σ = 12044493620. Its totient is φ = 12044493618.

The previous prime is 12044493613. The next prime is 12044493631. The reversal of 12044493619 is 91639444021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12044493619 is a prime.

It is a super-2 number, since 2×12044493619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12044493613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6022246809 + 6022246810.

It is an arithmetic number, because the mean of its divisors is an integer number (6022246810).

Almost surely, 2^12044493619 is an apocalyptic number.

12044493619 is a deficient number, since it is larger than the sum of its proper divisors (1).

12044493619 is an equidigital number, since it uses as much as digits as its factorization.

12044493619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 12044493619 in words is "twelve billion, forty-four million, four hundred ninety-three thousand, six hundred nineteen".