5563619905 has 4 divisors (see below), whose sum is σ = 6676343892. Its totient is φ = 4450895920.

The previous prime is 5563619899. The next prime is 5563619947. The reversal of 5563619905 is 5099163655.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1790220721 + 3773399184 = 42311^2 + 61428^2 .

It is not a de Polignac number, because 5563619905 - 2¹⁵ = 5563587137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556361986 + ... + 556361995.

It is an arithmetic number, because the mean of its divisors is an integer number (1669085973).

Almost surely, 2^5563619905 is an apocalyptic number.

It is an amenable number.

5563619905 is a deficient number, since it is larger than the sum of its proper divisors (1112723987).

5563619905 is a wasteful number, since it uses less digits than its factorization.

5563619905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112723986.

The product of its (nonzero) digits is 1093500, while the sum is 49.

The square root of 5563619905 is about 74589.6769332057. The cubic root of 5563619905 is about 1771.9541659907.

The spelling of 5563619905 in words is "five billion, five hundred sixty-three million, six hundred nineteen thousand, nine hundred five".