504545505028 has 12 divisors (see below), whose sum is σ = 903488462800. Its totient is φ = 246405944232.

The previous prime is 504545504999. The next prime is 504545505029. The reversal of 504545505028 is 820505545405.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (504545505029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1466701878 + ... + 1466702221.

Almost surely, 2^504545505028 is an apocalyptic number.

It is an amenable number.

504545505028 is a deficient number, since it is larger than the sum of its proper divisors (398942957772).

504545505028 is a wasteful number, since it uses less digits than its factorization.

504545505028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933404146 (or 2933404144 counting only the distinct ones).

The product of its (nonzero) digits is 800000, while the sum is 43.

The spelling of 504545505028 in words is "five hundred four billion, five hundred forty-five million, five hundred five thousand, twenty-eight".