512116284 has 12 divisors (see below), whose sum is σ = 1194938024. Its totient is φ = 170705424.

The previous prime is 512116273. The next prime is 512116301. The reversal of 512116284 is 482611215.

It is a tau number, because it is divible by the number of its divisors (12).

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, 21338167 + ... + 21338190.

Almost surely, 2^512116284 is an apocalyptic number.

It is an amenable number.

512116284 is an abundant number, since it is smaller than the sum of its proper divisors (682821740).

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

512116284 is a wasteful number, since it uses less digits than its factorization.

512116284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42676364 (or 42676362 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 512116284 is about 22629.9863897440. The cubic root of 512116284 is about 800.0605599988.

Adding to 512116284 its reverse (482611215), we get a palindrome (994727499).

The spelling of 512116284 in words is "five hundred twelve million, one hundred sixteen thousand, two hundred eighty-four".