4440323234431 has 24 divisors (see below), whose sum is σ = 5282159454384. Its totient is φ = 3720630775680.

The previous prime is 4440323234411. The next prime is 4440323234447. The reversal of 4440323234431 is 1344323230444.

It is not a de Polignac number, because 4440323234431 - 2¹³ = 4440323226239 is a prime.

It is a super-2 number, since 2×4440323234431² (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 (4440323234411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4069710 + ... + 5044123.

It is an arithmetic number, because the mean of its divisors is an integer number (220089977266).

Almost surely, 2^{4440323234431} is an apocalyptic number.

4440323234431 is a deficient number, since it is larger than the sum of its proper divisors (841836219953).

4440323234431 is a wasteful number, since it uses less digits than its factorization.

4440323234431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9114071 (or 9114064 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 4440323234431 its reverse (1344323230444), we get a palindrome (5784646464875).

The spelling of 4440323234431 in words is "four trillion, four hundred forty billion, three hundred twenty-three million, two hundred thirty-four thousand, four hundred thirty-one".