512523022514452 has 24 divisors (see below), whose sum is σ = 912487855242600. Its totient is φ = 251820216284160.

The previous prime is 512523022514357. The next prime is 512523022514497. The reversal of 512523022514452 is 254415220325215.

It can be written as a sum of positive squares in 4 ways, for example, as 4103322743556 + 508419699770896 = 2025666^2 + 22548164^2 .

It is a junction number, because it is equal to n+sod(n) for n = 512523022514399 and 512523022514408.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1000937653 + ... + 1001449564.

It is an arithmetic number, because the mean of its divisors is an integer number (38020327301775).

Almost surely, 2^{512523022514452} is an apocalyptic number.

It is an amenable number.

512523022514452 is a deficient number, since it is larger than the sum of its proper divisors (399964832728148).

512523022514452 is a wasteful number, since it uses less digits than its factorization.

512523022514452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002388331 (or 2002388329 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 512523022514452 its reverse (254415220325215), we get a palindrome (766938242839667).

The spelling of 512523022514452 in words is "five hundred twelve trillion, five hundred twenty-three billion, twenty-two million, five hundred fourteen thousand, four hundred fifty-two".