504205045340 has 24 divisors (see below), whose sum is σ = 1060691481360. Its totient is φ = 201327563648.

The previous prime is 504205045313. The next prime is 504205045367. The reversal of 504205045340 is 43540502405.

It is an interprime number because it is at equal distance from previous prime (504205045313) and next prime (504205045367).

It is a super-2 number, since 2×504205045340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504205045297 and 504205045306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22141742 + ... + 22164501.

It is an arithmetic number, because the mean of its divisors is an integer number (44195478390).

Almost surely, 2^504205045340 is an apocalyptic number.

It is an amenable number.

504205045340 is an abundant number, since it is smaller than the sum of its proper divisors (556486436020).

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

504205045340 is a wasteful number, since it uses less digits than its factorization.

504205045340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44306821 (or 44306819 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 504205045340 its reverse (43540502405), we get a palindrome (547745547745).

The spelling of 504205045340 in words is "five hundred four billion, two hundred five million, forty-five thousand, three hundred forty".