6565135752 has 128 divisors (see below), whose sum is σ = 22067769600. Its totient is φ = 1765407744.

The previous prime is 6565135751. The next prime is 6565135777. The reversal of 6565135752 is 2575315656.

6565135752 is a `hidden beast` number, since 6 + 5 + 65 + 13 + 575 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6565135698 and 6565135707.

It is not an unprimeable number, because it can be changed into a prime (6565135751) by changing a digit.

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, 102003 + ... + 153410.

It is an arithmetic number, because the mean of its divisors is an integer number (172404450).

Almost surely, 2^6565135752 is an apocalyptic number.

It is an amenable number.

6565135752 is an abundant number, since it is smaller than the sum of its proper divisors (15502633848).

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

6565135752 is a wasteful number, since it uses less digits than its factorization.

6565135752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255452 (or 255442 counting only the distinct ones).

The product of its digits is 945000, while the sum is 45.

The square root of 6565135752 is about 81025.5253114721. The cubic root of 6565135752 is about 1872.4687148153.

The spelling of 6565135752 in words is "six billion, five hundred sixty-five million, one hundred thirty-five thousand, seven hundred fifty-two".