512161115632 has 20 divisors (see below), whose sum is σ = 992445570936. Its totient is φ = 256046129600.

The previous prime is 512161115603. The next prime is 512161115671. The reversal of 512161115632 is 236511161215.

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, 2028823 + ... + 2267254.

Almost surely, 2^512161115632 is an apocalyptic number.

It is an amenable number.

512161115632 is a deficient number, since it is larger than the sum of its proper divisors (480284455304).

512161115632 is a wasteful number, since it uses less digits than its factorization.

512161115632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4303536 (or 4303530 counting only the distinct ones).

The product of its digits is 10800, while the sum is 34.

Adding to 512161115632 its reverse (236511161215), we get a palindrome (748672276847).

The spelling of 512161115632 in words is "five hundred twelve billion, one hundred sixty-one million, one hundred fifteen thousand, six hundred thirty-two".