8004205563 has 16 divisors (see below), whose sum is σ = 11258273280. Its totient is φ = 5044352544.

The previous prime is 8004205541. The next prime is 8004205577. The reversal of 8004205563 is 3655024008.

It is not a de Polignac number, because 8004205563 - 2¹² = 8004201467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8004205063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125256 + ... + 178037.

It is an arithmetic number, because the mean of its divisors is an integer number (703642080).

Almost surely, 2^8004205563 is an apocalyptic number.

8004205563 is a deficient number, since it is larger than the sum of its proper divisors (3254067717).

8004205563 is a wasteful number, since it uses less digits than its factorization.

8004205563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303778.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 8004205563 is about 89466.2258229328. The cubic root of 8004205563 is about 2000.3504021889.

The spelling of 8004205563 in words is "eight billion, four million, two hundred five thousand, five hundred sixty-three".