20024044442244 has 72 divisors (see below), whose sum is σ = 51195436306560. Its totient is φ = 6598346832000.

The previous prime is 20024044442243. The next prime is 20024044442261. The reversal of 20024044442244 is 44224444042002.

20024044442244 is a `hidden beast` number, since 2 + 0 + 0 + 2 + 404 + 4 + 4 + 4 + 2 + 244 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 20024044442199 and 20024044442208.

It is not an unprimeable number, because it can be changed into a prime (20024044442243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15231849 + ... + 16494159.

It is an arithmetic number, because the mean of its divisors is an integer number (711047726480).

Almost surely, 2^{20024044442244} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20024044442244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25597718153280).

20024044442244 is an abundant number, since it is smaller than the sum of its proper divisors (31171391864316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20024044442244 is a wasteful number, since it uses less digits than its factorization.

20024044442244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267361 (or 1267356 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 20024044442244 its reverse (44224444042002), we get a palindrome (64248488484246).

The spelling of 20024044442244 in words is "twenty trillion, twenty-four billion, forty-four million, four hundred forty-two thousand, two hundred forty-four".