520046775828 has 144 divisors (see below), whose sum is σ = 1340555157760. Its totient is φ = 169953251328.

The previous prime is 520046775767. The next prime is 520046775839. The reversal of 520046775828 is 828577640025.

520046775828 is a `hidden beast` number, since 52 + 0 + 0 + 4 + 6 + 7 + 7 + 582 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 500525733 + ... + 500526771.

Almost surely, 2^520046775828 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 520046775828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670277578880).

520046775828 is an abundant number, since it is smaller than the sum of its proper divisors (820508381932).

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

520046775828 is a wasteful number, since it uses less digits than its factorization.

520046775828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078 (or 2073 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 520046775828 in words is "five hundred twenty billion, forty-six million, seven hundred seventy-five thousand, eight hundred twenty-eight".