20443034044 has 24 divisors (see below), whose sum is σ = 36151492608. Its totient is φ = 10114458480.

The previous prime is 20443034011. The next prime is 20443034107. The reversal of 20443034044 is 44043034402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142029 + ... + 247099.

It is an arithmetic number, because the mean of its divisors is an integer number (1506312192).

Almost surely, 2^20443034044 is an apocalyptic number.

It is an amenable number.

20443034044 is a deficient number, since it is larger than the sum of its proper divisors (15708458564).

20443034044 is a wasteful number, since it uses less digits than its factorization.

20443034044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105585 (or 105583 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 20443034044 its reverse (44043034402), we get a palindrome (64486068446).

The spelling of 20443034044 in words is "twenty billion, four hundred forty-three million, thirty-four thousand, forty-four".