12232894786549 has 2 divisors, whose sum is σ = 12232894786550. Its totient is φ = 12232894786548.

The previous prime is 12232894786487. The next prime is 12232894786577. The reversal of 12232894786549 is 94568749823221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7673038500625 + 4559856285924 = 2770025^2 + 2135382^2 .

It is a cyclic number.

It is not a de Polignac number, because 12232894786549 - 2¹¹ = 12232894784501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12232894786949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116447393274 + 6116447393275.

It is an arithmetic number, because the mean of its divisors is an integer number (6116447393275).

Almost surely, 2^{12232894786549} is an apocalyptic number.

It is an amenable number.

12232894786549 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232894786549 is an equidigital number, since it uses as much as digits as its factorization.

12232894786549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 418037760, while the sum is 70.

The spelling of 12232894786549 in words is "twelve trillion, two hundred thirty-two billion, eight hundred ninety-four million, seven hundred eighty-six thousand, five hundred forty-nine".