512321445603232 has 12 divisors (see below), whose sum is σ = 1008632846031426. Its totient is φ = 256160722801600.

The previous prime is 512321445603229. The next prime is 512321445603263. The reversal of 512321445603232 is 232306544123215.

It can be written as a sum of positive squares in only one way, i.e., 359748454625296 + 152572990977936 = 18967036^2 + 12352044^2 .

It is a super-3 number, since 3×512321445603232³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8005022587519 + ... + 8005022587582.

Almost surely, 2^{512321445603232} is an apocalyptic number.

It is an amenable number.

512321445603232 is a deficient number, since it is larger than the sum of its proper divisors (496311400428194).

512321445603232 is a wasteful number, since it uses less digits than its factorization.

512321445603232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16010045175111 (or 16010045175103 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

Adding to 512321445603232 its reverse (232306544123215), we get a palindrome (744627989726447).

The spelling of 512321445603232 in words is "five hundred twelve trillion, three hundred twenty-one billion, four hundred forty-five million, six hundred three thousand, two hundred thirty-two".