12585468752 has 10 divisors (see below), whose sum is σ = 24384345738. Its totient is φ = 6292734368.

The previous prime is 12585468737. The next prime is 12585468761. The reversal of 12585468752 is 25786458521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8441199376 + 4144269376 = 91876^2 + 64376^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12585468694 and 12585468703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393295883 + ... + 393295914.

Almost surely, 2^12585468752 is an apocalyptic number.

It is an amenable number.

12585468752 is a deficient number, since it is larger than the sum of its proper divisors (11798876986).

12585468752 is an equidigital number, since it uses as much as digits as its factorization.

12585468752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786591805 (or 786591799 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 53.

The spelling of 12585468752 in words is "twelve billion, five hundred eighty-five million, four hundred sixty-eight thousand, seven hundred fifty-two".