12598888772 has 48 divisors (see below), whose sum is σ = 22735702080. Its totient is φ = 6106670592.

The previous prime is 12598888697. The next prime is 12598888817. The reversal of 12598888772 is 27788889521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12598888699 and 12598888708.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5556383 + ... + 5558649.

It is an arithmetic number, because the mean of its divisors is an integer number (473660460).

Almost surely, 2^12598888772 is an apocalyptic number.

It is an amenable number.

12598888772 is a deficient number, since it is larger than the sum of its proper divisors (10136813308).

12598888772 is a wasteful number, since it uses less digits than its factorization.

12598888772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660 (or 2658 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 65.

The spelling of 12598888772 in words is "twelve billion, five hundred ninety-eight million, eight hundred eighty-eight thousand, seven hundred seventy-two".