12226304639 has 2 divisors, whose sum is σ = 12226304640. Its totient is φ = 12226304638.

The previous prime is 12226304599. The next prime is 12226304663. The reversal of 12226304639 is 93640362221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12226304639 - 2¹² = 12226300543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12226304339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113152319 + 6113152320.

It is an arithmetic number, because the mean of its divisors is an integer number (6113152320).

Almost surely, 2^12226304639 is an apocalyptic number.

12226304639 is a deficient number, since it is larger than the sum of its proper divisors (1).

12226304639 is an equidigital number, since it uses as much as digits as its factorization.

12226304639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 12226304639 in words is "twelve billion, two hundred twenty-six million, three hundred four thousand, six hundred thirty-nine".