6529666912 has 48 divisors (see below), whose sum is σ = 13329036000. Its totient is φ = 3145031680.

The previous prime is 6529666889. The next prime is 6529666921. The reversal of 6529666912 is 2196669256.

It is a self number, because there is not a number n which added to its sum of digits gives 6529666912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408837 + ... + 424507.

It is an arithmetic number, because the mean of its divisors is an integer number (277688250).

Almost surely, 2^6529666912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6529666912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6664518000).

6529666912 is an abundant number, since it is smaller than the sum of its proper divisors (6799369088).

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

6529666912 is a wasteful number, since it uses less digits than its factorization.

6529666912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16159 (or 16151 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 52.

The square root of 6529666912 is about 80806.3544035987. The cubic root of 6529666912 is about 1869.0905538014.

The spelling of 6529666912 in words is "six billion, five hundred twenty-nine million, six hundred sixty-six thousand, nine hundred twelve".