12559009697 has 8 divisors (see below), whose sum is σ = 13530343680. Its totient is φ = 11588426640.

The previous prime is 12559009681. The next prime is 12559009711. The reversal of 12559009697 is 79690095521.

It is a happy number.

12559009697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12559009697 - 2⁴ = 12559009681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12559009597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152747 + ... + 220112.

It is an arithmetic number, because the mean of its divisors is an integer number (1691292960).

Almost surely, 2^12559009697 is an apocalyptic number.

It is an amenable number.

12559009697 is a deficient number, since it is larger than the sum of its proper divisors (971333983).

12559009697 is a wasteful number, since it uses less digits than its factorization.

12559009697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375463.

The product of its (nonzero) digits is 1530900, while the sum is 53.

The spelling of 12559009697 in words is "twelve billion, five hundred fifty-nine million, nine thousand, six hundred ninety-seven".