22220364004 has 24 divisors (see below), whose sum is σ = 39808650168. Its totient is φ = 10849478400.

The previous prime is 22220363999. The next prime is 22220364011. The reversal of 22220364004 is 40046302222.

It can be written as a sum of positive squares in 4 ways, for example, as 16610054400 + 5610309604 = 128880^2 + 74902^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22220364004.

It is an unprimeable number.

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, 347227 + ... + 406210.

It is an arithmetic number, because the mean of its divisors is an integer number (1658693757).

Almost surely, 2^22220364004 is an apocalyptic number.

It is an amenable number.

22220364004 is a deficient number, since it is larger than the sum of its proper divisors (17588286164).

22220364004 is a wasteful number, since it uses less digits than its factorization.

22220364004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753615 (or 753613 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22220364004 its reverse (40046302222), we get a palindrome (62266666226).

The spelling of 22220364004 in words is "twenty-two billion, two hundred twenty million, three hundred sixty-four thousand, four".