504469021344 has 48 divisors (see below), whose sum is σ = 1325247803712. Its totient is φ = 168027245568.

The previous prime is 504469021333. The next prime is 504469021391. The reversal of 504469021344 is 443120964405.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 504469021296 and 504469021305.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1891369 + ... + 2141544.

It is an arithmetic number, because the mean of its divisors is an integer number (27609329244).

Almost surely, 2^504469021344 is an apocalyptic number.

It is an amenable number.

504469021344 is an abundant number, since it is smaller than the sum of its proper divisors (820778782368).

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

504469021344 is a wasteful number, since it uses less digits than its factorization.

504469021344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034229 (or 4034221 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 504469021344 its reverse (443120964405), we get a palindrome (947589985749).

The spelling of 504469021344 in words is "five hundred four billion, four hundred sixty-nine million, twenty-one thousand, three hundred forty-four".