6165066065 has 32 divisors (see below), whose sum is σ = 8301152160. Its totient is φ = 4372480000.

The previous prime is 6165066041. The next prime is 6165066101. The reversal of 6165066065 is 5606605616.

It can be written as a sum of positive squares in 16 ways, for example, as 1447574209 + 4717491856 = 38047^2 + 68684^2 .

It is not a de Polignac number, because 6165066065 - 2²⁴ = 6148288849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70565 + ... + 131565.

It is an arithmetic number, because the mean of its divisors is an integer number (259411005).

Almost surely, 2^6165066065 is an apocalyptic number.

It is an amenable number.

6165066065 is a deficient number, since it is larger than the sum of its proper divisors (2136086095).

6165066065 is a wasteful number, since it uses less digits than its factorization.

6165066065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61093.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 6165066065 is about 78517.9346710037. The cubic root of 6165066065 is about 1833.6336835924.

The spelling of 6165066065 in words is "six billion, one hundred sixty-five million, sixty-six thousand, sixty-five".