20024440444000 has 96 divisors (see below), whose sum is σ = 49575624370272. Its totient is φ = 7948632640000.

The previous prime is 20024440443991. The next prime is 20024440444037. The reversal of 20024440444000 is 44404442002.

It is a self number, because there is not a number n which added to its sum of digits gives 20024440444000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18583291 + ... + 19631290.

It is an arithmetic number, because the mean of its divisors is an integer number (516412753857).

Almost surely, 2^{20024440444000} is an apocalyptic number.

20024440444000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20024440444000 is an abundant number, since it is smaller than the sum of its proper divisors (29551183926272).

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

20024440444000 is a wasteful number, since it uses less digits than its factorization.

20024440444000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38214737 (or 38214719 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 20024440444000 its reverse (44404442002), we get a palindrome (20068844886002).

The spelling of 20024440444000 in words is "twenty trillion, twenty-four billion, four hundred forty million, four hundred forty-four thousand".