512161102056 has 16 divisors (see below), whose sum is σ = 1280402755200. Its totient is φ = 170720367344.

The previous prime is 512161102043. The next prime is 512161102073. The reversal of 512161102056 is 650201161215.

It is a super-3 number, since 3×512161102056³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10670022936 + ... + 10670022983.

It is an arithmetic number, because the mean of its divisors is an integer number (80025172200).

Almost surely, 2^512161102056 is an apocalyptic number.

It is an amenable number.

512161102056 is an abundant number, since it is smaller than the sum of its proper divisors (768241653144).

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

512161102056 is a wasteful number, since it uses less digits than its factorization.

512161102056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21340045928 (or 21340045924 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 512161102056 in words is "five hundred twelve billion, one hundred sixty-one million, one hundred two thousand, fifty-six".