12444442033 has 2 divisors, whose sum is σ = 12444442034. Its totient is φ = 12444442032.

The previous prime is 12444441979. The next prime is 12444442063. The reversal of 12444442033 is 33024444421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12045721009 + 398721024 = 109753^2 + 19968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12444442033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12444441986 and 12444442004.

It is not a weakly prime, because it can be changed into another prime (12444442063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222221016 + 6222221017.

It is an arithmetic number, because the mean of its divisors is an integer number (6222221017).

Almost surely, 2^12444442033 is an apocalyptic number.

It is an amenable number.

12444442033 is a deficient number, since it is larger than the sum of its proper divisors (1).

12444442033 is an equidigital number, since it uses as much as digits as its factorization.

12444442033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 12444442033 its reverse (33024444421), we get a palindrome (45468886454).

The spelling of 12444442033 in words is "twelve billion, four hundred forty-four million, four hundred forty-two thousand, thirty-three".