20004202444 has 12 divisors (see below), whose sum is σ = 35209710144. Its totient is φ = 9944285264.

The previous prime is 20004202423. The next prime is 20004202451. The reversal of 20004202444 is 44420240002.

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 3 ways as a sum of consecutive naturals, for example, 14453212 + ... + 14454595.

It is an arithmetic number, because the mean of its divisors is an integer number (2934142512).

Almost surely, 2^20004202444 is an apocalyptic number.

It is an amenable number.

20004202444 is a deficient number, since it is larger than the sum of its proper divisors (15205507700).

20004202444 is a wasteful number, since it uses less digits than its factorization.

20004202444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28907984 (or 28907982 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20004202444 its reverse (44420240002), we get a palindrome (64424442446).

The spelling of 20004202444 in words is "twenty billion, four million, two hundred two thousand, four hundred forty-four".