12246627829 has 2 divisors, whose sum is σ = 12246627830. Its totient is φ = 12246627828.

The previous prime is 12246627823. The next prime is 12246627847. The reversal of 12246627829 is 92872664221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6420816900 + 5825810929 = 80130^2 + 76327^2 .

It is a cyclic number.

It is not a de Polignac number, because 12246627829 - 2⁹ = 12246627317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12246627823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123313914 + 6123313915.

It is an arithmetic number, because the mean of its divisors is an integer number (6123313915).

Almost surely, 2^12246627829 is an apocalyptic number.

It is an amenable number.

12246627829 is a deficient number, since it is larger than the sum of its proper divisors (1).

12246627829 is an equidigital number, since it uses as much as digits as its factorization.

12246627829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 49.

The spelling of 12246627829 in words is "twelve billion, two hundred forty-six million, six hundred twenty-seven thousand, eight hundred twenty-nine".