4512217143204 has 189 divisors, whose sum is σ = 11967227129403. Its totient is φ = 1487975208624.

The previous prime is 4512217143151. The next prime is 4512217143211. The reversal of 4512217143204 is 4023417122154.

The square root of 4512217143204 is 2124198.

It is a perfect power (a square), and thus also a powerful number.

4512217143204 is a `hidden beast` number, since 4 + 5 + 1 + 2 + 217 + 1 + 432 + 0 + 4 = 666.

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 (19) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 15944230047 + ... + 15944230329.

Almost surely, 2^{4512217143204} is an apocalyptic number.

4512217143204 is the 2124198-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4512217143204

4512217143204 is an abundant number, since it is smaller than the sum of its proper divisors (7455009986199).

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

4512217143204 is an frugal number, since it uses more digits than its factorization.

4512217143204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

Multiplying 4512217143204 by its sum of digits (36), we get a square (162439817155344 = 12745188²).

4512217143204 divided by its sum of digits (36) gives a square (125339365089 = 354033²).

The spelling of 4512217143204 in words is "four trillion, five hundred twelve billion, two hundred seventeen million, one hundred forty-three thousand, two hundred four".