244031221044 has 144 divisors (see below), whose sum is σ = 725170380480. Its totient is φ = 71134536960.

The previous prime is 244031220997. The next prime is 244031221051. The reversal of 244031221044 is 440122130442.

244031221044 is a `hidden beast` number, since 2 + 4 + 403 + 1 + 2 + 210 + 44 = 666.

244031221044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 244031220999 and 244031221017.

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 47 ways as a sum of consecutive naturals, for example, 268137 + ... + 748304.

It is an arithmetic number, because the mean of its divisors is an integer number (5035905420).

Almost surely, 2^244031221044 is an apocalyptic number.

It is an amenable number.

244031221044 is an abundant number, since it is smaller than the sum of its proper divisors (481139159436).

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

244031221044 is a wasteful number, since it uses less digits than its factorization.

244031221044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016492 (or 1016478 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 244031221044 its reverse (440122130442), we get a palindrome (684153351486).

The spelling of 244031221044 in words is "two hundred forty-four billion, thirty-one million, two hundred twenty-one thousand, forty-four".