512551433243 has 16 divisors (see below), whose sum is σ = 531447507360. Its totient is φ = 493924490496.

The previous prime is 512551433213. The next prime is 512551433263. The reversal of 512551433243 is 342334155215.

It is not a de Polignac number, because 512551433243 - 2²² = 512547238939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 512551433197 and 512551433206.

It is not an unprimeable number, because it can be changed into a prime (512551433213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10530080 + ... + 10578642.

It is an arithmetic number, because the mean of its divisors is an integer number (33215469210).

Almost surely, 2^512551433243 is an apocalyptic number.

512551433243 is a deficient number, since it is larger than the sum of its proper divisors (18896074117).

512551433243 is a wasteful number, since it uses less digits than its factorization.

512551433243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51326.

The product of its digits is 216000, while the sum is 38.

Adding to 512551433243 its reverse (342334155215), we get a palindrome (854885588458).

The spelling of 512551433243 in words is "five hundred twelve billion, five hundred fifty-one million, four hundred thirty-three thousand, two hundred forty-three".