6533455063 has 4 divisors (see below), whose sum is σ = 6536038968. Its totient is φ = 6530871160.

The previous prime is 6533455051. The next prime is 6533455087. The reversal of 6533455063 is 3605543356.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6533455063 - 2⁵ = 6533455031 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6533455013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1288156 + ... + 1293217.

It is an arithmetic number, because the mean of its divisors is an integer number (1634009742).

Almost surely, 2^6533455063 is an apocalyptic number.

6533455063 is a deficient number, since it is larger than the sum of its proper divisors (2583905).

6533455063 is a wasteful number, since it uses less digits than its factorization.

6533455063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583904.

The product of its (nonzero) digits is 486000, while the sum is 40.

The square root of 6533455063 is about 80829.7906900667. The cubic root of 6533455063 is about 1869.4519315239.

The spelling of 6533455063 in words is "six billion, five hundred thirty-three million, four hundred fifty-five thousand, sixty-three".