6530747565 has 16 divisors (see below), whose sum is σ = 10450657728. Its totient is φ = 3482578176.

The previous prime is 6530747549. The next prime is 6530747569. The reversal of 6530747565 is 5657470356.

It is not a de Polignac number, because 6530747565 - 2⁴ = 6530747549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6530747569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97782 + ... + 150408.

It is an arithmetic number, because the mean of its divisors is an integer number (653166108).

Almost surely, 2^6530747565 is an apocalyptic number.

It is an amenable number.

6530747565 is a deficient number, since it is larger than the sum of its proper divisors (3919910163).

6530747565 is a wasteful number, since it uses less digits than its factorization.

6530747565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60908.

The product of its (nonzero) digits is 2646000, while the sum is 48.

The square root of 6530747565 is about 80813.0408102554. The cubic root of 6530747565 is about 1869.1936589533.

The spelling of 6530747565 in words is "six billion, five hundred thirty million, seven hundred forty-seven thousand, five hundred sixty-five".