20411104444 has 12 divisors (see below), whose sum is σ = 36871672768. Its totient is φ = 9876340800.

The previous prime is 20411104393. The next prime is 20411104447. The reversal of 20411104444 is 44440111402.

It is a super-2 number, since 2×20411104444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20411104447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82302717 + ... + 82302964.

Almost surely, 2^20411104444 is an apocalyptic number.

It is an amenable number.

20411104444 is a deficient number, since it is larger than the sum of its proper divisors (16460568324).

20411104444 is a wasteful number, since it uses less digits than its factorization.

20411104444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164605716 (or 164605714 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 20411104444 its reverse (44440111402), we get a palindrome (64851215846).

The spelling of 20411104444 in words is "twenty billion, four hundred eleven million, one hundred four thousand, four hundred forty-four".