6632506563 has 8 divisors (see below), whose sum is σ = 8844757776. Its totient is φ = 4420963200.

The previous prime is 6632506537. The next prime is 6632506589. The reversal of 6632506563 is 3656052366.

It is an interprime number because it is at equal distance from previous prime (6632506537) and next prime (6632506589).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6632506563 - 2⁶ = 6632506499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6632506523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154698 + ... + 192863.

It is an arithmetic number, because the mean of its divisors is an integer number (1105594722).

Almost surely, 2^6632506563 is an apocalyptic number.

6632506563 is a deficient number, since it is larger than the sum of its proper divisors (2212251213).

6632506563 is a wasteful number, since it uses less digits than its factorization.

6632506563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353925.

The product of its (nonzero) digits is 583200, while the sum is 42.

The square root of 6632506563 is about 81440.2023757309. The cubic root of 6632506563 is about 1878.8519627142.

The spelling of 6632506563 in words is "six billion, six hundred thirty-two million, five hundred six thousand, five hundred sixty-three".