504155857875 has 16 divisors (see below), whose sum is σ = 838915348128. Its totient is φ = 268883124000.

The previous prime is 504155857873. The next prime is 504155857913. The reversal of 504155857875 is 578758551405.

It is a happy number.

It is not a de Polignac number, because 504155857875 - 2¹ = 504155857873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (504155857873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672207436 + ... + 672208185.

It is an arithmetic number, because the mean of its divisors is an integer number (52432209258).

Almost surely, 2^504155857875 is an apocalyptic number.

504155857875 is a deficient number, since it is larger than the sum of its proper divisors (334759490253).

504155857875 is a wasteful number, since it uses less digits than its factorization.

504155857875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344415639 (or 1344415629 counting only the distinct ones).

The product of its (nonzero) digits is 39200000, while the sum is 60.

The spelling of 504155857875 in words is "five hundred four billion, one hundred fifty-five million, eight hundred fifty-seven thousand, eight hundred seventy-five".