6505326528 has 56 divisors (see below), whose sum is σ = 17225881728. Its totient is φ = 2166694656.

The previous prime is 6505326523. The next prime is 6505326547. The reversal of 6505326528 is 8256235056.

It is a self number, because there is not a number n which added to its sum of digits gives 6505326528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6505326523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237175 + ... + 263177.

Almost surely, 2^6505326528 is an apocalyptic number.

It is an amenable number.

6505326528 is an abundant number, since it is smaller than the sum of its proper divisors (10720555200).

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

6505326528 is a wasteful number, since it uses less digits than its factorization.

6505326528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27321 (or 27311 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 6505326528 is about 80655.6044425928. The cubic root of 6505326528 is about 1866.7652167924.

The spelling of 6505326528 in words is "six billion, five hundred five million, three hundred twenty-six thousand, five hundred twenty-eight".