12026564422 has 32 divisors (see below), whose sum is σ = 19890774720. Its totient is φ = 5428147200.

The previous prime is 12026564351. The next prime is 12026564423. The reversal of 12026564422 is 22446562021.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12026564423) 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 15 ways as a sum of consecutive naturals, for example, 108498 + ... + 189274.

It is an arithmetic number, because the mean of its divisors is an integer number (621586710).

Almost surely, 2^12026564422 is an apocalyptic number.

12026564422 is a deficient number, since it is larger than the sum of its proper divisors (7864210298).

12026564422 is a wasteful number, since it uses less digits than its factorization.

12026564422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80976.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 12026564422 in words is "twelve billion, twenty-six million, five hundred sixty-four thousand, four hundred twenty-two".