6533578089 has 12 divisors (see below), whose sum is σ = 9934095600. Its totient is φ = 4126470264.

The previous prime is 6533578081. The next prime is 6533578109. The reversal of 6533578089 is 9808753356.

It is a happy number.

6533578089 is a `hidden beast` number, since 65 + 3 + 3 + 578 + 0 + 8 + 9 = 666.

It is not a de Polignac number, because 6533578089 - 2³ = 6533578081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6533578081) 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 in 11 ways as a sum of consecutive naturals, for example, 19103859 + ... + 19104200.

It is an arithmetic number, because the mean of its divisors is an integer number (827841300).

Almost surely, 2^6533578089 is an apocalyptic number.

It is an amenable number.

6533578089 is a deficient number, since it is larger than the sum of its proper divisors (3400517511).

6533578089 is a wasteful number, since it uses less digits than its factorization.

6533578089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38208084 (or 38208081 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The square root of 6533578089 is about 80830.5517054041. The cubic root of 6533578089 is about 1869.4636654762.

The spelling of 6533578089 in words is "six billion, five hundred thirty-three million, five hundred seventy-eight thousand, eighty-nine".