6652755509 has 2 divisors, whose sum is σ = 6652755510. Its totient is φ = 6652755508.

The previous prime is 6652755493. The next prime is 6652755533. The reversal of 6652755509 is 9055572566.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4338856900 + 2313898609 = 65870^2 + 48103^2 .

It is a cyclic number.

It is not a de Polignac number, because 6652755509 - 2⁴ = 6652755493 is a prime.

It is a super-3 number, since 3×6652755509³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6652755539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3326377754 + 3326377755.

It is an arithmetic number, because the mean of its divisors is an integer number (3326377755).

Almost surely, 2^6652755509 is an apocalyptic number.

It is an amenable number.

6652755509 is a deficient number, since it is larger than the sum of its proper divisors (1).

6652755509 is an equidigital number, since it uses as much as digits as its factorization.

6652755509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835000, while the sum is 50.

The square root of 6652755509 is about 81564.4255113711. The cubic root of 6652755509 is about 1880.7620561003.

The spelling of 6652755509 in words is "six billion, six hundred fifty-two million, seven hundred fifty-five thousand, five hundred nine".