504375538547 has 4 divisors (see below), whose sum is σ = 506385003096. Its totient is φ = 502366074000.

The previous prime is 504375538529. The next prime is 504375538549. The reversal of 504375538547 is 745835573405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504375538547 is a prime.

It is a super-3 number, since 3×504375538547³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504375538492 and 504375538501.

It is not an unprimeable number, because it can be changed into a prime (504375538549) 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, 1004731898 + ... + 1004732399.

It is an arithmetic number, because the mean of its divisors is an integer number (126596250774).

Almost surely, 2^504375538547 is an apocalyptic number.

504375538547 is a deficient number, since it is larger than the sum of its proper divisors (2009464549).

504375538547 is a wasteful number, since it uses less digits than its factorization.

504375538547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009464548.

The product of its (nonzero) digits is 35280000, while the sum is 56.

The spelling of 504375538547 in words is "five hundred four billion, three hundred seventy-five million, five hundred thirty-eight thousand, five hundred forty-seven".