12466634513 has 2 divisors, whose sum is σ = 12466634514. Its totient is φ = 12466634512.

The previous prime is 12466634461. The next prime is 12466634527. The reversal of 12466634513 is 31543666421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9963433489 + 2503201024 = 99817^2 + 50032^2 .

It is a cyclic number.

It is not a de Polignac number, because 12466634513 - 2¹⁶ = 12466568977 is a prime.

It is not a weakly prime, because it can be changed into another prime (12466634533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6233317256 + 6233317257.

It is an arithmetic number, because the mean of its divisors is an integer number (6233317257).

Almost surely, 2^12466634513 is an apocalyptic number.

It is an amenable number.

12466634513 is a deficient number, since it is larger than the sum of its proper divisors (1).

12466634513 is an equidigital number, since it uses as much as digits as its factorization.

12466634513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 41.

The spelling of 12466634513 in words is "twelve billion, four hundred sixty-six million, six hundred thirty-four thousand, five hundred thirteen".