520600012 has 12 divisors (see below), whose sum is σ = 930434400. Its totient is φ = 254761616.

The previous prime is 520599991. The next prime is 520600013. The reversal of 520600012 is 210006025.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (520600013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1384387 + ... + 1384762.

It is an arithmetic number, because the mean of its divisors is an integer number (77536200).

Almost surely, 2^520600012 is an apocalyptic number.

It is an amenable number.

520600012 is a deficient number, since it is larger than the sum of its proper divisors (409834388).

520600012 is a wasteful number, since it uses less digits than its factorization.

520600012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769200 (or 2769198 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 520600012 is about 22816.6608424633. The cubic root of 520600012 is about 804.4543256154.

Adding to 520600012 its reverse (210006025), we get a palindrome (730606037).

The spelling of 520600012 in words is "five hundred twenty million, six hundred thousand, twelve".