5665565506605 has 8 divisors (see below), whose sum is σ = 9064904810592. Its totient is φ = 3021634936848.

The previous prime is 5665565506589. The next prime is 5665565506607. The reversal of 5665565506605 is 5066055655665.

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

It is not a de Polignac number, because 5665565506605 - 2⁴ = 5665565506589 is a prime.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665565506607) 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, 188852183539 + ... + 188852183568.

It is an arithmetic number, because the mean of its divisors is an integer number (1133113101324).

Almost surely, 2^{5665565506605} is an apocalyptic number.

It is an amenable number.

5665565506605 is a deficient number, since it is larger than the sum of its proper divisors (3399339303987).

5665565506605 is a wasteful number, since it uses less digits than its factorization.

5665565506605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377704367115.

The product of its (nonzero) digits is 121500000, while the sum is 60.

The spelling of 5665565506605 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, five hundred six thousand, six hundred five".