4434230323421 has 4 divisors (see below), whose sum is σ = 4434310084092. Its totient is φ = 4434150562752.

The previous prime is 4434230323409. The next prime is 4434230323483. The reversal of 4434230323421 is 1243230324344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1573105435225 + 2861124888196 = 1254235^2 + 1691486^2 .

It is a cyclic number.

It is not a de Polignac number, because 4434230323421 - 2¹⁰ = 4434230322397 is a prime.

It is a super-2 number, since 2×4434230323421² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434230322421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39796886 + ... + 39908151.

It is an arithmetic number, because the mean of its divisors is an integer number (1108577521023).

Almost surely, 2^{4434230323421} is an apocalyptic number.

It is an amenable number.

4434230323421 is a deficient number, since it is larger than the sum of its proper divisors (79760671).

4434230323421 is an equidigital number, since it uses as much as digits as its factorization.

4434230323421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79760670.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 4434230323421 its reverse (1243230324344), we get a palindrome (5677460647765).

The spelling of 4434230323421 in words is "four trillion, four hundred thirty-four billion, two hundred thirty million, three hundred twenty-three thousand, four hundred twenty-one".