5666145365 has 8 divisors (see below), whose sum is σ = 6861754680. Its totient is φ = 4491329472.

The previous prime is 5666145341. The next prime is 5666145383. The reversal of 5666145365 is 5635416665.

It can be written as a sum of positive squares in 4 ways, for example, as 1880696689 + 3785448676 = 43367^2 + 61526^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5666145365 - 2²⁴ = 5649368149 is a prime.

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, 5197754 + ... + 5198843.

It is an arithmetic number, because the mean of its divisors is an integer number (857719335).

Almost surely, 2^5666145365 is an apocalyptic number.

It is an amenable number.

5666145365 is a deficient number, since it is larger than the sum of its proper divisors (1195609315).

5666145365 is a wasteful number, since it uses less digits than its factorization.

5666145365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10396711.

The product of its digits is 1944000, while the sum is 47.

The square root of 5666145365 is about 75273.8026474018. The cubic root of 5666145365 is about 1782.7724086937.

The spelling of 5666145365 in words is "five billion, six hundred sixty-six million, one hundred forty-five thousand, three hundred sixty-five".