5563326366 has 96 divisors (see below), whose sum is σ = 13279829472. Its totient is φ = 1672669440.

The previous prime is 5563326361. The next prime is 5563326383. The reversal of 5563326366 is 6636233655.

5563326366 is a `hidden beast` number, since 5 + 5 + 6 + 3 + 3 + 2 + 636 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5563326361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3633021 + ... + 3634551.

It is an arithmetic number, because the mean of its divisors is an integer number (138331557).

Almost surely, 2^5563326366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5563326366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6639914736).

5563326366 is an abundant number, since it is smaller than the sum of its proper divisors (7716503106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5563326366 is a wasteful number, since it uses less digits than its factorization.

5563326366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898 (or 1895 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 45.

The square root of 5563326366 is about 74587.7092153929. The cubic root of 5563326366 is about 1771.9230024191.

The spelling of 5563326366 in words is "five billion, five hundred sixty-three million, three hundred twenty-six thousand, three hundred sixty-six".