520559434152 has 96 divisors (see below), whose sum is σ = 1452671220000. Its totient is φ = 168279887232.

The previous prime is 520559434147. The next prime is 520559434181. The reversal of 520559434152 is 251434955025.

520559434152 is a `hidden beast` number, since 5 + 2 + 0 + 5 + 594 + 3 + 4 + 1 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 520559434098 and 520559434107.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 499599 + ... + 1136097.

It is an arithmetic number, because the mean of its divisors is an integer number (15131991875).

Almost surely, 2^520559434152 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 520559434152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (726335610000).

520559434152 is an abundant number, since it is smaller than the sum of its proper divisors (932111785848).

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

520559434152 is a wasteful number, since it uses less digits than its factorization.

520559434152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636855 (or 636848 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 520559434152 in words is "five hundred twenty billion, five hundred fifty-nine million, four hundred thirty-four thousand, one hundred fifty-two".