6510066165 has 48 divisors (see below), whose sum is σ = 11879142912. Its totient is φ = 3291628032.

The previous prime is 6510066149. The next prime is 6510066193. The reversal of 6510066165 is 5616600156.

It is not a de Polignac number, because 6510066165 - 2⁴ = 6510066149 is a prime.

It is a super-2 number, since 2×6510066165² = 84761922945355614450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89124 + ... + 144786.

It is an arithmetic number, because the mean of its divisors is an integer number (247482144).

Almost surely, 2^6510066165 is an apocalyptic number.

It is an amenable number.

6510066165 is a deficient number, since it is larger than the sum of its proper divisors (5369076747).

6510066165 is a wasteful number, since it uses less digits than its factorization.

6510066165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55810 (or 55807 counting only the distinct ones).

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

The square root of 6510066165 is about 80684.9810373653. The cubic root of 6510066165 is about 1867.2184680144.

The spelling of 6510066165 in words is "six billion, five hundred ten million, sixty-six thousand, one hundred sixty-five".