12517258616 has 32 divisors (see below), whose sum is σ = 24234940800. Its totient is φ = 6054741120.

The previous prime is 12517258609. The next prime is 12517258639. The reversal of 12517258616 is 61685271521.

12517258616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 982946 + ... + 995598.

It is an arithmetic number, because the mean of its divisors is an integer number (757341900).

Almost surely, 2^12517258616 is an apocalyptic number.

It is an amenable number.

12517258616 is a deficient number, since it is larger than the sum of its proper divisors (11717682184).

12517258616 is a wasteful number, since it uses less digits than its factorization.

12517258616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16679 (or 16675 counting only the distinct ones).

The product of its digits is 201600, while the sum is 44.

The spelling of 12517258616 in words is "twelve billion, five hundred seventeen million, two hundred fifty-eight thousand, six hundred sixteen".