516512516112 has 30 divisors (see below), whose sum is σ = 1445517667022. Its totient is φ = 172170838656.

The previous prime is 516512516099. The next prime is 516512516131. The reversal of 516512516112 is 211615215615.

516512516112 is a `hidden beast` number, since 5 + 16 + 5 + 1 + 25 + 1 + 611 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 326639682576 + 189872833536 = 571524^2 + 435744^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1793446093 + ... + 1793446380.

Almost surely, 2^516512516112 is an apocalyptic number.

It is an amenable number.

516512516112 is an abundant number, since it is smaller than the sum of its proper divisors (929005150910).

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

516512516112 is a wasteful number, since it uses less digits than its factorization.

516512516112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586892487 (or 3586892478 counting only the distinct ones).

The product of its digits is 18000, while the sum is 36.

The spelling of 516512516112 in words is "five hundred sixteen billion, five hundred twelve million, five hundred sixteen thousand, one hundred twelve".