6525312543 has 24 divisors (see below), whose sum is σ = 10152529920. Its totient is φ = 4026836880.

The previous prime is 6525312529. The next prime is 6525312553. The reversal of 6525312543 is 3452135256.

6525312543 is a `hidden beast` number, since 6 + 52 + 53 + 12 + 543 = 666.

It is not a de Polignac number, because 6525312543 - 2¹⁰ = 6525311519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6525312498 and 6525312507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6525312553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 502023 + ... + 514856.

It is an arithmetic number, because the mean of its divisors is an integer number (423022080).

Almost surely, 2^6525312543 is an apocalyptic number.

6525312543 is a deficient number, since it is larger than the sum of its proper divisors (3627217377).

6525312543 is a wasteful number, since it uses less digits than its factorization.

6525312543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016939 (or 1016936 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 6525312543 is about 80779.4066764544. The cubic root of 6525312543 is about 1868.6749879504.

Adding to 6525312543 its reverse (3452135256), we get a palindrome (9977447799).

The spelling of 6525312543 in words is "six billion, five hundred twenty-five million, three hundred twelve thousand, five hundred forty-three".