12568922558 has 16 divisors (see below), whose sum is σ = 18909862560. Its totient is φ = 6265652736.

The previous prime is 12568922557. The next prime is 12568922623. The reversal of 12568922558 is 85522986521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12568922551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2170535 + ... + 2176317.

It is an arithmetic number, because the mean of its divisors is an integer number (1181866410).

Almost surely, 2^12568922558 is an apocalyptic number.

12568922558 is a deficient number, since it is larger than the sum of its proper divisors (6340940002).

12568922558 is a wasteful number, since it uses less digits than its factorization.

12568922558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8851.

The product of its digits is 3456000, while the sum is 53.

The spelling of 12568922558 in words is "twelve billion, five hundred sixty-eight million, nine hundred twenty-two thousand, five hundred fifty-eight".