4021434044403 has 8 divisors (see below), whose sum is σ = 5367984443328. Its totient is φ = 2677919837544.

The previous prime is 4021434044359. The next prime is 4021434044437. The reversal of 4021434044403 is 3044404341204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4021434044403 - 2¹² = 4021434040307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4021434044203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759044925 + ... + 759050222.

It is an arithmetic number, because the mean of its divisors is an integer number (670998055416).

Almost surely, 2^{4021434044403} is an apocalyptic number.

4021434044403 is a deficient number, since it is larger than the sum of its proper divisors (1346550398925).

4021434044403 is a wasteful number, since it uses less digits than its factorization.

4021434044403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518096033.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 4021434044403 its reverse (3044404341204), we get a palindrome (7065838385607).

The spelling of 4021434044403 in words is "four trillion, twenty-one billion, four hundred thirty-four million, forty-four thousand, four hundred three".