520166885052 has 48 divisors (see below), whose sum is σ = 1266558676992. Its totient is φ = 165841748160.

The previous prime is 520166885039. The next prime is 520166885113. The reversal of 520166885052 is 250588661025.

It is a junction number, because it is equal to n+sod(n) for n = 520166884992 and 520166885010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7330302 + ... + 7400922.

It is an arithmetic number, because the mean of its divisors is an integer number (26386639104).

Almost surely, 2^520166885052 is an apocalyptic number.

It is an amenable number.

520166885052 is an abundant number, since it is smaller than the sum of its proper divisors (746391791940).

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

520166885052 is a wasteful number, since it uses less digits than its factorization.

520166885052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97338 (or 97336 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The spelling of 520166885052 in words is "five hundred twenty billion, one hundred sixty-six million, eight hundred eighty-five thousand, fifty-two".