6533232989 has 2 divisors, whose sum is σ = 6533232990. Its totient is φ = 6533232988.

The previous prime is 6533232977. The next prime is 6533233009. The reversal of 6533232989 is 9892323356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5861127364 + 672105625 = 76558^2 + 25925^2 .

It is a cyclic number.

It is not a de Polignac number, because 6533232989 - 2²⁴ = 6516455773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6533232089) 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 as a sum of consecutive naturals, namely, 3266616494 + 3266616495.

It is an arithmetic number, because the mean of its divisors is an integer number (3266616495).

Almost surely, 2^6533232989 is an apocalyptic number.

It is an amenable number.

6533232989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6533232989 is an equidigital number, since it uses as much as digits as its factorization.

6533232989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 50.

The square root of 6533232989 is about 80828.4169645800. The cubic root of 6533232989 is about 1869.4307502159.

The spelling of 6533232989 in words is "six billion, five hundred thirty-three million, two hundred thirty-two thousand, nine hundred eighty-nine".