6605136165 has 32 divisors (see below), whose sum is σ = 10646528256. Its totient is φ = 3496711680.

The previous prime is 6605136163. The next prime is 6605136169. The reversal of 6605136165 is 5616315066.

It is not a de Polignac number, because 6605136165 - 2¹ = 6605136163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6605136163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1673184 + ... + 1677126.

It is an arithmetic number, because the mean of its divisors is an integer number (332704008).

Almost surely, 2^6605136165 is an apocalyptic number.

It is an amenable number.

6605136165 is a deficient number, since it is larger than the sum of its proper divisors (4041392091).

6605136165 is a wasteful number, since it uses less digits than its factorization.

6605136165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 6605136165 is about 81271.9888091832. The cubic root of 6605136165 is about 1876.2639101363.

The spelling of 6605136165 in words is "six billion, six hundred five million, one hundred thirty-six thousand, one hundred sixty-five".