5666065603 has 8 divisors (see below), whose sum is σ = 6185304000. Its totient is φ = 5147517480.

The previous prime is 5666065553. The next prime is 5666065607. The reversal of 5666065603 is 3065606665.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5666065603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5666065603.

It is not an unprimeable number, because it can be changed into a prime (5666065607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155325 + ... + 188302.

It is an arithmetic number, because the mean of its divisors is an integer number (773163000).

Almost surely, 2^5666065603 is an apocalyptic number.

5666065603 is a deficient number, since it is larger than the sum of its proper divisors (519238397).

5666065603 is a wasteful number, since it uses less digits than its factorization.

5666065603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345137.

The product of its (nonzero) digits is 583200, while the sum is 43.

The square root of 5666065603 is about 75273.2728330581. The cubic root of 5666065603 is about 1782.7640433265.

The spelling of 5666065603 in words is "five billion, six hundred sixty-six million, sixty-five thousand, six hundred three".