5666097566 has 16 divisors (see below), whose sum is σ = 8617190400. Its totient is φ = 2793788088.

The previous prime is 5666097497. The next prime is 5666097617. The reversal of 5666097566 is 6657906665.

It is a super-2 number, since 2×5666097566² = 64209323254862248712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111191 + ... + 153933.

It is an arithmetic number, because the mean of its divisors is an integer number (538574400).

Almost surely, 2^5666097566 is an apocalyptic number.

5666097566 is a deficient number, since it is larger than the sum of its proper divisors (2951092834).

5666097566 is a wasteful number, since it uses less digits than its factorization.

5666097566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43663.

The product of its (nonzero) digits is 12247200, while the sum is 56.

The square root of 5666097566 is about 75273.4851458334. The cubic root of 5666097566 is about 1782.7673955868.

The spelling of 5666097566 in words is "five billion, six hundred sixty-six million, ninety-seven thousand, five hundred sixty-six".