4042400220244 has 12 divisors (see below), whose sum is σ = 7074247924800. Its totient is φ = 2021186527448.

The previous prime is 4042400220211. The next prime is 4042400220253. The reversal of 4042400220244 is 4420220042404.

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 3 ways as a sum of consecutive naturals, for example, 2710684 + ... + 3928435.

It is an arithmetic number, because the mean of its divisors is an integer number (589520660400).

Almost surely, 2^{4042400220244} is an apocalyptic number.

It is an amenable number.

4042400220244 is a deficient number, since it is larger than the sum of its proper divisors (3031847704556).

4042400220244 is a wasteful number, since it uses less digits than its factorization.

4042400220244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791342 (or 6791340 counting only the distinct ones).

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

Adding to 4042400220244 its reverse (4420220042404), we get a palindrome (8462620262648).

The spelling of 4042400220244 in words is "four trillion, forty-two billion, four hundred million, two hundred twenty thousand, two hundred forty-four".