503207841852 has 84 divisors (see below), whose sum is σ = 1321123265280. Its totient is φ = 167633468352.

The previous prime is 503207841847. The next prime is 503207841853. The reversal of 503207841852 is 258148702305.

503207841852 is a `hidden beast` number, since 503 + 2 + 0 + 7 + 84 + 18 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 503207841798 and 503207841807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503207841853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4797424 + ... + 4901192.

It is an arithmetic number, because the mean of its divisors is an integer number (15727657920).

Almost surely, 2^503207841852 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503207841852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660561632640).

503207841852 is an abundant number, since it is smaller than the sum of its proper divisors (817915423428).

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

503207841852 is a wasteful number, since it uses less digits than its factorization.

503207841852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105454 (or 105437 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 503207841852 in words is "five hundred three billion, two hundred seven million, eight hundred forty-one thousand, eight hundred fifty-two".