5677666566 has 32 divisors (see below), whose sum is σ = 13340533248. Its totient is φ = 1588158240.

The previous prime is 5677666531. The next prime is 5677666571. The reversal of 5677666566 is 6656667765.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3307806 + ... + 3309521.

It is an arithmetic number, because the mean of its divisors is an integer number (416891664).

Almost surely, 2^5677666566 is an apocalyptic number.

5677666566 is an abundant number, since it is smaller than the sum of its proper divisors (7662866682).

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

5677666566 is a wasteful number, since it uses less digits than its factorization.

5677666566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6617356.

The product of its digits is 57153600, while the sum is 60.

The square root of 5677666566 is about 75350.2924081918. The cubic root of 5677666566 is about 1783.9799182236.

The spelling of 5677666566 in words is "five billion, six hundred seventy-seven million, six hundred sixty-six thousand, five hundred sixty-six".