12309055659 has 24 divisors (see below), whose sum is σ = 18623404800. Its totient is φ = 7819373232.

The previous prime is 12309055631. The next prime is 12309055691. The reversal of 12309055659 is 95655090321.

12309055659 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 90 + 556 + 5 + 9 = 666.

It is not a de Polignac number, because 12309055659 - 2⁷ = 12309055531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12309055609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58609 + ... + 167490.

It is an arithmetic number, because the mean of its divisors is an integer number (775975200).

Almost surely, 2^12309055659 is an apocalyptic number.

12309055659 is a deficient number, since it is larger than the sum of its proper divisors (6314349141).

12309055659 is a wasteful number, since it uses less digits than its factorization.

12309055659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226391 (or 226388 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 45.

The spelling of 12309055659 in words is "twelve billion, three hundred nine million, fifty-five thousand, six hundred fifty-nine".