1003023240444 has 36 divisors (see below), whose sum is σ = 2544442729920. Its totient is φ = 333151250880.

The previous prime is 1003023240433. The next prime is 1003023240451. The reversal of 1003023240444 is 4440423203001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 49565964 + ... + 49586195.

It is an arithmetic number, because the mean of its divisors is an integer number (70678964720).

Almost surely, 2^{1003023240444} is an apocalyptic number.

It is an amenable number.

1003023240444 is an abundant number, since it is smaller than the sum of its proper divisors (1541419489476).

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

1003023240444 is a wasteful number, since it uses less digits than its factorization.

1003023240444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99152450 (or 99152445 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 1003023240444 its reverse (4440423203001), we get a palindrome (5443446443445).

The spelling of 1003023240444 in words is "one trillion, three billion, twenty-three million, two hundred forty thousand, four hundred forty-four".