6610065165 has 24 divisors (see below), whose sum is σ = 12499033248. Its totient is φ = 3204879840.

The previous prime is 6610065107. The next prime is 6610065167. The reversal of 6610065165 is 5615600166.

It is not a de Polignac number, because 6610065165 - 2⁷ = 6610065037 is a prime.

It is a super-2 number, since 2×6610065165² = 87385922971092954450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6610065167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6676339 + ... + 6677328.

It is an arithmetic number, because the mean of its divisors is an integer number (520793052).

Almost surely, 2^6610065165 is an apocalyptic number.

It is an amenable number.

6610065165 is a deficient number, since it is larger than the sum of its proper divisors (5888968083).

6610065165 is a wasteful number, since it uses less digits than its factorization.

6610065165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13353689 (or 13353686 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 6610065165 is about 81302.3072550835. The cubic root of 6610065165 is about 1876.7305068931.

The spelling of 6610065165 in words is "six billion, six hundred ten million, sixty-five thousand, one hundred sixty-five".