20024440444 has 12 divisors (see below), whose sum is σ = 35310273768. Its totient is φ = 9935790800.

The previous prime is 20024440439. The next prime is 20024440453. The reversal of 20024440444 is 44404442002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19106767 + ... + 19107814.

It is an arithmetic number, because the mean of its divisors is an integer number (2942522814).

Almost surely, 2^20024440444 is an apocalyptic number.

It is an amenable number.

20024440444 is a deficient number, since it is larger than the sum of its proper divisors (15285833324).

20024440444 is a wasteful number, since it uses less digits than its factorization.

20024440444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38214716 (or 38214714 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 20024440444 its reverse (44404442002), we get a palindrome (64428882446).

The spelling of 20024440444 in words is "twenty billion, twenty-four million, four hundred forty thousand, four hundred forty-four".