520012505546220 has 24 divisors (see below), whose sum is σ = 1456035015529584. Its totient is φ = 138670001478976.

The previous prime is 520012505546203. The next prime is 520012505546269. The reversal of 520012505546220 is 22645505210025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4333437546159 + ... + 4333437546278.

It is an arithmetic number, because the mean of its divisors is an integer number (60668125647066).

Almost surely, 2^{520012505546220} is an apocalyptic number.

It is an amenable number.

520012505546220 is an abundant number, since it is smaller than the sum of its proper divisors (936022509983364).

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

520012505546220 is a wasteful number, since it uses less digits than its factorization.

520012505546220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666875092449 (or 8666875092447 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 520012505546220 in words is "five hundred twenty trillion, twelve billion, five hundred five million, five hundred forty-six thousand, two hundred twenty".