6525566143 has 2 divisors, whose sum is σ = 6525566144. Its totient is φ = 6525566142.

The previous prime is 6525566083. The next prime is 6525566147. The reversal of 6525566143 is 3416655256.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6525566143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6525566143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6525566147) by changing a digit.

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 as a sum of consecutive naturals, namely, 3262783071 + 3262783072.

It is an arithmetic number, because the mean of its divisors is an integer number (3262783072).

Almost surely, 2^6525566143 is an apocalyptic number.

6525566143 is a deficient number, since it is larger than the sum of its proper divisors (1).

6525566143 is an equidigital number, since it uses as much as digits as its factorization.

6525566143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 43.

The square root of 6525566143 is about 80780.9763682019. The cubic root of 6525566143 is about 1868.6991957225.

The spelling of 6525566143 in words is "six billion, five hundred twenty-five million, five hundred sixty-six thousand, one hundred forty-three".