12568826416 has 20 divisors (see below), whose sum is σ = 24365119600. Its totient is φ = 6281053632.

The previous prime is 12568826377. The next prime is 12568826419. The reversal of 12568826416 is 61462886521.

It is a self number, because there is not a number n which added to its sum of digits gives 12568826416.

It is not an unprimeable number, because it can be changed into a prime (12568826419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178971 + ... + 239098.

It is an arithmetic number, because the mean of its divisors is an integer number (1218255980).

Almost surely, 2^12568826416 is an apocalyptic number.

12568826416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12568826416 is a deficient number, since it is larger than the sum of its proper divisors (11796293184).

12568826416 is a wasteful number, since it uses less digits than its factorization.

12568826416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419956 (or 419950 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The spelling of 12568826416 in words is "twelve billion, five hundred sixty-eight million, eight hundred twenty-six thousand, four hundred sixteen".