22246004466 has 72 divisors (see below), whose sum is σ = 58516361280. Its totient is φ = 5982109056.

The previous prime is 22246004461. The next prime is 22246004477. The reversal of 22246004466 is 66440064222.

22246004466 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 600 + 4 + 46 + 6 = 666.

It is a super-4 number, since 4×22246004466⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22246004466.

It is not an unprimeable number, because it can be changed into a prime (22246004461) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 269046 + ... + 341873.

It is an arithmetic number, because the mean of its divisors is an integer number (812727240).

Almost surely, 2^22246004466 is an apocalyptic number.

22246004466 is an abundant number, since it is smaller than the sum of its proper divisors (36270356814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22246004466 is a wasteful number, since it uses less digits than its factorization.

22246004466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610968 (or 610948 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 22246004466 its reverse (66440064222), we get a palindrome (88686068688).

The spelling of 22246004466 in words is "twenty-two billion, two hundred forty-six million, four thousand, four hundred sixty-six".