12430442466517 has 2 divisors, whose sum is σ = 12430442466518. Its totient is φ = 12430442466516.

The previous prime is 12430442466317. The next prime is 12430442466679. The reversal of 12430442466517 is 71566424403421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8683871879281 + 3746570587236 = 2946841^2 + 1935606^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12430442466517 is a prime.

It is a super-2 number, since 2×12430442466517² (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 (12430442466317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6215221233258 + 6215221233259.

It is an arithmetic number, because the mean of its divisors is an integer number (6215221233259).

Almost surely, 2^{12430442466517} is an apocalyptic number.

It is an amenable number.

12430442466517 is a deficient number, since it is larger than the sum of its proper divisors (1).

12430442466517 is an equidigital number, since it uses as much as digits as its factorization.

12430442466517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 49.

Adding to 12430442466517 its reverse (71566424403421), we get a palindrome (83996866869938).

The spelling of 12430442466517 in words is "twelve trillion, four hundred thirty billion, four hundred forty-two million, four hundred sixty-six thousand, five hundred seventeen".