6529665966 has 32 divisors (see below), whose sum is σ = 14273584128. Its totient is φ = 1982440320.

The previous prime is 6529665917. The next prime is 6529666007. The reversal of 6529665966 is 6695669256.

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 15 ways as a sum of consecutive naturals, for example, 1029360 + ... + 1035683.

It is an arithmetic number, because the mean of its divisors is an integer number (446049504).

Almost surely, 2^6529665966 is an apocalyptic number.

6529665966 is an abundant number, since it is smaller than the sum of its proper divisors (7743918162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6529665966 is a wasteful number, since it uses less digits than its factorization.

6529665966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065096.

The product of its digits is 31492800, while the sum is 60.

The square root of 6529665966 is about 80806.3485500985. The cubic root of 6529665966 is about 1869.0904635385.

The spelling of 6529665966 in words is "six billion, five hundred twenty-nine million, six hundred sixty-five thousand, nine hundred sixty-six".