12440332023137 has 2 divisors, whose sum is σ = 12440332023138. Its totient is φ = 12440332023136.

The previous prime is 12440332023131. The next prime is 12440332023143. The reversal of 12440332023137 is 73132023304421.

It is a balanced prime because it is at equal distance from previous prime (12440332023131) and next prime (12440332023143).

It can be written as a sum of positive squares in only one way, i.e., 6381034697041 + 6059297326096 = 2526071^2 + 2461564^2 .

It is a cyclic number.

It is not a de Polignac number, because 12440332023137 - 2¹⁰ = 12440332022113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12440332023097 and 12440332023106.

It is not a weakly prime, because it can be changed into another prime (12440332023131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220166011568 + 6220166011569.

It is an arithmetic number, because the mean of its divisors is an integer number (6220166011569).

Almost surely, 2^{12440332023137} is an apocalyptic number.

It is an amenable number.

12440332023137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12440332023137 is an equidigital number, since it uses as much as digits as its factorization.

12440332023137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 35.

Adding to 12440332023137 its reverse (73132023304421), we get a palindrome (85572355327558).

The spelling of 12440332023137 in words is "twelve trillion, four hundred forty billion, three hundred thirty-two million, twenty-three thousand, one hundred thirty-seven".