12568822426 has 16 divisors (see below), whose sum is σ = 18894715560. Its totient is φ = 6270600960.

The previous prime is 12568822417. The next prime is 12568822457. The reversal of 12568822426 is 62422886521.

It can be written as a sum of positive squares in 4 ways, for example, as 10691766801 + 1877055625 = 103401^2 + 43325^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1910070 + ... + 1916638.

Almost surely, 2^12568822426 is an apocalyptic number.

12568822426 is a deficient number, since it is larger than the sum of its proper divisors (6325893134).

12568822426 is a wasteful number, since it uses less digits than its factorization.

12568822426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8529.

The product of its digits is 737280, while the sum is 46.

The spelling of 12568822426 in words is "twelve billion, five hundred sixty-eight million, eight hundred twenty-two thousand, four hundred twenty-six".