504433554044 has 12 divisors (see below), whose sum is σ = 1008867108144. Its totient is φ = 216185808864.

The previous prime is 504433554029. The next prime is 504433554047. The reversal of 504433554044 is 440455334405.

504433554044 is an admirable number.

It is a super-2 number, since 2×504433554044² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504433553992 and 504433554010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504433554047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9007742009 + ... + 9007742064.

It is an arithmetic number, because the mean of its divisors is an integer number (84072259012).

Almost surely, 2^504433554044 is an apocalyptic number.

It is an amenable number.

504433554044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

504433554044 is a wasteful number, since it uses less digits than its factorization.

504433554044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18015484084 (or 18015484082 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 504433554044 its reverse (440455334405), we get a palindrome (944888888449).

The spelling of 504433554044 in words is "five hundred four billion, four hundred thirty-three million, five hundred fifty-four thousand, forty-four".