100503004404 has 24 divisors (see below), whose sum is σ = 255825829728. Its totient is φ = 30455455840.

The previous prime is 100503004321. The next prime is 100503004571. The reversal of 100503004404 is 404400305001.

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 7 ways as a sum of consecutive naturals, for example, 380693067 + ... + 380693330.

It is an arithmetic number, because the mean of its divisors is an integer number (10659409572).

Almost surely, 2^100503004404 is an apocalyptic number.

It is an amenable number.

100503004404 is an abundant number, since it is smaller than the sum of its proper divisors (155322825324).

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

100503004404 is a wasteful number, since it uses less digits than its factorization.

100503004404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761386415 (or 761386413 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 100503004404 its reverse (404400305001), we get a palindrome (504903309405).

The spelling of 100503004404 in words is "one hundred billion, five hundred three million, four thousand, four hundred four".