6530563530 has 96 divisors (see below), whose sum is σ = 18010175040. Its totient is φ = 1637176320.

The previous prime is 6530563513. The next prime is 6530563537. The reversal of 6530563530 is 353650356.

6530563530 is a `hidden beast` number, since 65 + 3 + 0 + 5 + 63 + 530 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6530563537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209434 + ... + 238586.

It is an arithmetic number, because the mean of its divisors is an integer number (187605990).

Almost surely, 2^6530563530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6530563530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9005087520).

6530563530 is an abundant number, since it is smaller than the sum of its proper divisors (11479611510).

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

6530563530 is a wasteful number, since it uses less digits than its factorization.

6530563530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29316 (or 29313 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

The square root of 6530563530 is about 80811.9021555612. The cubic root of 6530563530 is about 1869.1761009692.

The spelling of 6530563530 in words is "six billion, five hundred thirty million, five hundred sixty-three thousand, five hundred thirty".