2003404330424 has 64 divisors (see below), whose sum is σ = 4342169721600. Its totient is φ = 848773880064.

The previous prime is 2003404330423. The next prime is 2003404330429. The reversal of 2003404330424 is 4240334043002.

It is a super-2 number, since 2×2003404330424² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003404330423) 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 15 ways as a sum of consecutive naturals, for example, 24814907 + ... + 24895509.

It is an arithmetic number, because the mean of its divisors is an integer number (67846401900).

Almost surely, 2^{2003404330424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003404330424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171084860800).

2003404330424 is an abundant number, since it is smaller than the sum of its proper divisors (2338765391176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003404330424 is a wasteful number, since it uses less digits than its factorization.

2003404330424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85692 (or 85688 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 2003404330424 its reverse (4240334043002), we get a palindrome (6243738373426).

The spelling of 2003404330424 in words is "two trillion, three billion, four hundred four million, three hundred thirty thousand, four hundred twenty-four".