5660165655 has 16 divisors (see below), whose sum is σ = 10062516960. Its totient is φ = 3018754944.

The previous prime is 5660165603. The next prime is 5660165677. The reversal of 5660165655 is 5565610665.

It is not a de Polignac number, because 5660165655 - 2¹⁸ = 5659903511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5660165655.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 20963442 + ... + 20963711.

It is an arithmetic number, because the mean of its divisors is an integer number (628907310).

Almost surely, 2^5660165655 is an apocalyptic number.

5660165655 is a deficient number, since it is larger than the sum of its proper divisors (4402351305).

5660165655 is a wasteful number, since it uses less digits than its factorization.

5660165655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41927167 (or 41927161 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The square root of 5660165655 is about 75234.0724339710. The cubic root of 5660165655 is about 1782.1450442540.

The spelling of 5660165655 in words is "five billion, six hundred sixty million, one hundred sixty-five thousand, six hundred fifty-five".