4043313044421 has 16 divisors (see below), whose sum is σ = 6161644942464. Its totient is φ = 2310312340224.

The previous prime is 4043313044417. The next prime is 4043313044467. The reversal of 4043313044421 is 1244403133404.

It is not a de Polignac number, because 4043313044421 - 2² = 4043313044417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043313004421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6017376 + ... + 6655481.

It is an arithmetic number, because the mean of its divisors is an integer number (385102808904).

Almost surely, 2^{4043313044421} is an apocalyptic number.

It is an amenable number.

4043313044421 is a deficient number, since it is larger than the sum of its proper divisors (2118331898043).

4043313044421 is a wasteful number, since it uses less digits than its factorization.

4043313044421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12688060.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4043313044421 its reverse (1244403133404), we get a palindrome (5287716177825).

The spelling of 4043313044421 in words is "four trillion, forty-three billion, three hundred thirteen million, forty-four thousand, four hundred twenty-one".