5666066651 has 8 divisors (see below), whose sum is σ = 6480111840. Its totient is φ = 4853173248.

The previous prime is 5666066647. The next prime is 5666066701. The reversal of 5666066651 is 1566606665.

5666066651 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5666066651 - 2² = 5666066647 is a prime.

It is a super-2 number, since 2×5666066651² = 64208622587148711602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5666066596 and 5666066605.

It is not an unprimeable number, because it can be changed into a prime (5666066611) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 277376 + ... + 297101.

It is an arithmetic number, because the mean of its divisors is an integer number (810013980).

Almost surely, 2^5666066651 is an apocalyptic number.

5666066651 is a deficient number, since it is larger than the sum of its proper divisors (814045189).

5666066651 is a wasteful number, since it uses less digits than its factorization.

5666066651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575893.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The square root of 5666066651 is about 75273.2797943600. The cubic root of 5666066651 is about 1782.7641532403.

The spelling of 5666066651 in words is "five billion, six hundred sixty-six million, sixty-six thousand, six hundred fifty-one".