20224440044 has 6 divisors (see below), whose sum is σ = 35392770084. Its totient is φ = 10112220020.

The previous prime is 20224440037. The next prime is 20224440079. The reversal of 20224440044 is 44004442202.

It is a junction number, because it is equal to n+sod(n) for n = 20224439995 and 20224440022.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528055002 + ... + 2528055009.

It is an arithmetic number, because the mean of its divisors is an integer number (5898795014).

Almost surely, 2^20224440044 is an apocalyptic number.

It is an amenable number.

20224440044 is a deficient number, since it is larger than the sum of its proper divisors (15168330040).

20224440044 is a wasteful number, since it uses less digits than its factorization.

20224440044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056110015 (or 5056110013 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 20224440044 its reverse (44004442202), we get a palindrome (64228882246).

The spelling of 20224440044 in words is "twenty billion, two hundred twenty-four million, four hundred forty thousand, forty-four".