20201444044 has 24 divisors (see below), whose sum is σ = 35529344928. Its totient is φ = 10050312960.

The previous prime is 20201444009. The next prime is 20201444047. The reversal of 20201444044 is 44044410202.

It is not an unprimeable number, because it can be changed into a prime (20201444047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 744964 + ... + 771604.

It is an arithmetic number, because the mean of its divisors is an integer number (1480389372).

Almost surely, 2^20201444044 is an apocalyptic number.

It is an amenable number.

20201444044 is a deficient number, since it is larger than the sum of its proper divisors (15327900884).

20201444044 is a wasteful number, since it uses less digits than its factorization.

20201444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27585 (or 27583 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 20201444044 its reverse (44044410202), we get a palindrome (64245854246).

The spelling of 20201444044 in words is "twenty billion, two hundred one million, four hundred forty-four thousand, forty-four".