4434320221403 has 8 divisors (see below), whose sum is σ = 4436496781200. Its totient is φ = 4432144127488.

The previous prime is 4434320221339. The next prime is 4434320221421. The reversal of 4434320221403 is 3041220234344.

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

It is a cyclic number.

It is not a de Polignac number, because 4434320221403 - 2⁶ = 4434320221339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4434320221403.

It is not an unprimeable number, because it can be changed into a prime (4434320221433) 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, 19748000 + ... + 19971282.

It is an arithmetic number, because the mean of its divisors is an integer number (554562097650).

Almost surely, 2^{4434320221403} is an apocalyptic number.

4434320221403 is a deficient number, since it is larger than the sum of its proper divisors (2176559797).

4434320221403 is a wasteful number, since it uses less digits than its factorization.

4434320221403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232941.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4434320221403 its reverse (3041220234344), we get a palindrome (7475540455747).

The spelling of 4434320221403 in words is "four trillion, four hundred thirty-four billion, three hundred twenty million, two hundred twenty-one thousand, four hundred three".