20244040433244 has 36 divisors (see below), whose sum is σ = 53865721622440. Its totient is φ = 6392854873440.

The previous prime is 20244040433213. The next prime is 20244040433249. The reversal of 20244040433244 is 44233404044202.

20244040433244 is a `hidden beast` number, since 2 + 0 + 2 + 4 + 4 + 0 + 404 + 3 + 3 + 244 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 = 20244040433199 and 20244040433208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20244040433249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14798274487 + ... + 14798275854.

Almost surely, 2^{20244040433244} is an apocalyptic number.

It is an amenable number.

20244040433244 is an abundant number, since it is smaller than the sum of its proper divisors (33621681189196).

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

20244040433244 is a wasteful number, since it uses less digits than its factorization.

20244040433244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29596550370 (or 29596550365 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 20244040433244 its reverse (44233404044202), we get a palindrome (64477444477446).

The spelling of 20244040433244 in words is "twenty trillion, two hundred forty-four billion, forty million, four hundred thirty-three thousand, two hundred forty-four".