5566216463 has 4 divisors (see below), whose sum is σ = 5594187600. Its totient is φ = 5538245328.

The previous prime is 5566216427. The next prime is 5566216477. The reversal of 5566216463 is 3646126655.

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 5566216463 - 2¹² = 5566212367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566206463) 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, 13985270 + ... + 13985667.

It is an arithmetic number, because the mean of its divisors is an integer number (1398546900).

Almost surely, 2^5566216463 is an apocalyptic number.

5566216463 is a deficient number, since it is larger than the sum of its proper divisors (27971137).

5566216463 is a wasteful number, since it uses less digits than its factorization.

5566216463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27971136.

The product of its digits is 777600, while the sum is 44.

The square root of 5566216463 is about 74607.0805151897. The cubic root of 5566216463 is about 1772.2297818826.

The spelling of 5566216463 in words is "five billion, five hundred sixty-six million, two hundred sixteen thousand, four hundred sixty-three".