12559047432 has 64 divisors (see below), whose sum is σ = 33712848000. Its totient is φ = 3884590080.

The previous prime is 12559047419. The next prime is 12559047463. The reversal of 12559047432 is 23474095521.

It is a happy number.

12559047432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 187807 + ... + 245742.

It is an arithmetic number, because the mean of its divisors is an integer number (526763250).

Almost surely, 2^12559047432 is an apocalyptic number.

12559047432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12559047432 is an abundant number, since it is smaller than the sum of its proper divisors (21153800568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12559047432 is a wasteful number, since it uses less digits than its factorization.

12559047432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433646 (or 433642 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 12559047432 in words is "twelve billion, five hundred fifty-nine million, forty-seven thousand, four hundred thirty-two".