520330465012 has 48 divisors (see below), whose sum is σ = 996589440000. Its totient is φ = 236765096064.

The previous prime is 520330465009. The next prime is 520330465043. The reversal of 520330465012 is 210564033025.

It is a happy number.

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, 165012 + ... + 1033387.

It is an arithmetic number, because the mean of its divisors is an integer number (20762280000).

Almost surely, 2^520330465012 is an apocalyptic number.

It is an amenable number.

520330465012 is a deficient number, since it is larger than the sum of its proper divisors (476258974988).

520330465012 is a wasteful number, since it uses less digits than its factorization.

520330465012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198648 (or 1198646 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 520330465012 its reverse (210564033025), we get a palindrome (730894498037).

The spelling of 520330465012 in words is "five hundred twenty billion, three hundred thirty million, four hundred sixty-five thousand, twelve".