520505101550012 has 12 divisors (see below), whose sum is σ = 910885538283336. Its totient is φ = 260252090611920.

The previous prime is 520505101549969. The next prime is 520505101550039. The reversal of 520505101550012 is 210055101505025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112489439 + ... + 117025142.

It is an arithmetic number, because the mean of its divisors is an integer number (75907128190278).

Almost surely, 2^{520505101550012} is an apocalyptic number.

It is an amenable number.

520505101550012 is a deficient number, since it is larger than the sum of its proper divisors (390380436733324).

520505101550012 is a wasteful number, since it uses less digits than its factorization.

520505101550012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230081548 (or 230081546 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 32.

The spelling of 520505101550012 in words is "five hundred twenty trillion, five hundred five billion, one hundred one million, five hundred fifty thousand, twelve".