512204343402216 has 64 divisors (see below), whose sum is σ = 1284169821422400. Its totient is φ = 170246943111168.

The previous prime is 512204343402187. The next prime is 512204343402239. The reversal of 512204343402216 is 612204343402215.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355265550 + ... + 356704386.

It is an arithmetic number, because the mean of its divisors is an integer number (20065153459725).

Almost surely, 2^{512204343402216} is an apocalyptic number.

It is an amenable number.

512204343402216 is an abundant number, since it is smaller than the sum of its proper divisors (771965478020184).

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

512204343402216 is a wasteful number, since it uses less digits than its factorization.

512204343402216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481218 (or 1481214 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

Subtracting 512204343402216 from its reverse (612204343402215), we obtain a palindrome (99999999999999).

The spelling of 512204343402216 in words is "five hundred twelve trillion, two hundred four billion, three hundred forty-three million, four hundred two thousand, two hundred sixteen".