520944300396 has 120 divisors (see below), whose sum is σ = 1470308045360. Its totient is φ = 159886286208.

The previous prime is 520944300377. The next prime is 520944300407. The reversal of 520944300396 is 693003449025.

520944300396 is a `hidden beast` number, since 5 + 209 + 4 + 430 + 0 + 3 + 9 + 6 = 666.

520944300396 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1516395 + ... + 1827933.

Almost surely, 2^520944300396 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 520944300396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735154022680).

520944300396 is an abundant number, since it is smaller than the sum of its proper divisors (949363744964).

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

520944300396 is a wasteful number, since it uses less digits than its factorization.

520944300396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311965 (or 311954 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 520944300396 in words is "five hundred twenty billion, nine hundred forty-four million, three hundred thousand, three hundred ninety-six".