5566820394 has 8 divisors (see below), whose sum is σ = 11133640800. Its totient is φ = 1855606796.

The previous prime is 5566820359. The next prime is 5566820449. The reversal of 5566820394 is 4930286655.

It is a sphenic number, since it is the product of 3 distinct primes.

5566820394 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463901694 + ... + 463901705.

It is an arithmetic number, because the mean of its divisors is an integer number (1391705100).

Almost surely, 2^5566820394 is an apocalyptic number.

5566820394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5566820394 is a wasteful number, since it uses less digits than its factorization.

5566820394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927803404.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 5566820394 is about 74611.1278161643. The cubic root of 5566820394 is about 1772.2938748384.

The spelling of 5566820394 in words is "five billion, five hundred sixty-six million, eight hundred twenty thousand, three hundred ninety-four".