5665165065 has 24 divisors (see below), whose sum is σ = 11222422848. Its totient is φ = 2589789600.

The previous prime is 5665165063. The next prime is 5665165067. The reversal of 5665165065 is 5605615665.

It is an interprime number because it is at equal distance from previous prime (5665165063) and next prime (5665165067).

It is not a de Polignac number, because 5665165065 - 2¹ = 5665165063 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 5665165065.

It is not an unprimeable number, because it can be changed into a prime (5665165061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8992011 + ... + 8992640.

It is an arithmetic number, because the mean of its divisors is an integer number (467600952).

Almost surely, 2^5665165065 is an apocalyptic number.

It is an amenable number.

5665165065 is a deficient number, since it is larger than the sum of its proper divisors (5557257783).

5665165065 is a wasteful number, since it uses less digits than its factorization.

5665165065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17984669 (or 17984666 counting only the distinct ones).

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

The square root of 5665165065 is about 75267.2908041734. The cubic root of 5665165065 is about 1782.6695902592.

The spelling of 5665165065 in words is "five billion, six hundred sixty-five million, one hundred sixty-five thousand, sixty-five".