6530876688 has 160 divisors (see below), whose sum is σ = 20377267200. Its totient is φ = 1760721408.

The previous prime is 6530876659. The next prime is 6530876713. The reversal of 6530876688 is 8866780356.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1715395 + ... + 1719197.

It is an arithmetic number, because the mean of its divisors is an integer number (127357920).

Almost surely, 2^6530876688 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 6530876688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10188633600).

6530876688 is an abundant number, since it is smaller than the sum of its proper divisors (13846390512).

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

6530876688 is a wasteful number, since it uses less digits than its factorization.

6530876688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4109 (or 4103 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 57.

The square root of 6530876688 is about 80813.8397058326. The cubic root of 6530876688 is about 1869.2059778239.

The spelling of 6530876688 in words is "six billion, five hundred thirty million, eight hundred seventy-six thousand, six hundred eighty-eight".