22002404442 has 48 divisors (see below), whose sum is σ = 45534849120. Its totient is φ = 7087448160.

The previous prime is 22002404401. The next prime is 22002404507. The reversal of 22002404442 is 24440420022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4777713 + ... + 4782315.

It is an arithmetic number, because the mean of its divisors is an integer number (948642690).

Almost surely, 2^22002404442 is an apocalyptic number.

22002404442 is an abundant number, since it is smaller than the sum of its proper divisors (23532444678).

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

22002404442 is a wasteful number, since it uses less digits than its factorization.

22002404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499 (or 5468 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22002404442 its reverse (24440420022), we get a palindrome (46442824464).

The spelling of 22002404442 in words is "twenty-two billion, two million, four hundred four thousand, four hundred forty-two".