4043344420440 has 96 divisors (see below), whose sum is σ = 14151705487920. Its totient is φ = 995284779264.

The previous prime is 4043344420439. The next prime is 4043344420469. The reversal of 4043344420440 is 440244433404.

4043344420440 is a `hidden beast` number, since 4 + 0 + 4 + 3 + 3 + 444 + 204 + 4 + 0 = 666.

It is a super-3 number, since 3×4043344420440³ (a number of 39 digits) contains 333 as substring.

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 = 4043344420395 and 4043344420404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431976562 + ... + 431985921.

Almost surely, 2^{4043344420440} is an apocalyptic number.

4043344420440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4043344420440 is an abundant number, since it is smaller than the sum of its proper divisors (10108361067480).

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

4043344420440 is a wasteful number, since it uses less digits than its factorization.

4043344420440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863962513 (or 863962506 counting only the distinct ones).

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

Adding to 4043344420440 its reverse (440244433404), we get a palindrome (4483588853844).

The spelling of 4043344420440 in words is "four trillion, forty-three billion, three hundred forty-four million, four hundred twenty thousand, four hundred forty".