6563152947 has 16 divisors (see below), whose sum is σ = 9438308768. Its totient is φ = 4032737280.

The previous prime is 6563152943. The next prime is 6563152997. The reversal of 6563152947 is 7492513656.

It is not a de Polignac number, because 6563152947 - 2² = 6563152943 is a prime.

It is a Smith number, since the sum of its digits (48) 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 junction number, because it is equal to n+sod(n) for n = 6563152896 and 6563152905.

It is not an unprimeable number, because it can be changed into a prime (6563152943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101518 + ... + 153075.

It is an arithmetic number, because the mean of its divisors is an integer number (589894298).

Almost surely, 2^6563152947 is an apocalyptic number.

6563152947 is a deficient number, since it is larger than the sum of its proper divisors (2875155821).

6563152947 is a wasteful number, since it uses less digits than its factorization.

6563152947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255270.

The product of its digits is 1360800, while the sum is 48.

The square root of 6563152947 is about 81013.2887062363. The cubic root of 6563152947 is about 1872.2801879106.

The spelling of 6563152947 in words is "six billion, five hundred sixty-three million, one hundred fifty-two thousand, nine hundred forty-seven".