4020044244424 has 16 divisors (see below), whose sum is σ = 8117397032220. Its totient is φ = 1855405035840.

The previous prime is 4020044244401. The next prime is 4020044244427. The reversal of 4020044244424 is 4244424400204.

It can be written as a sum of positive squares in 2 ways, for example, as 3277120919524 + 742923324900 = 1810282^2 + 861930^2 .

It is a super-4 number, since 4×4020044244424⁴ (a number of 52 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4020044244424.

It is not an unprimeable number, because it can be changed into a prime (4020044244427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19327135687 + ... + 19327135894.

Almost surely, 2^{4020044244424} is an apocalyptic number.

It is an amenable number.

4020044244424 is an abundant number, since it is smaller than the sum of its proper divisors (4097352787796).

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

4020044244424 is a wasteful number, since it uses less digits than its factorization.

4020044244424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38654271600 (or 38654271596 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 4020044244424 its reverse (4244424400204), we get a palindrome (8264468644628).

The spelling of 4020044244424 in words is "four trillion, twenty billion, forty-four million, two hundred forty-four thousand, four hundred twenty-four".