6555030565 has 4 divisors (see below), whose sum is σ = 7866036684. Its totient is φ = 5244024448.

The previous prime is 6555030557. The next prime is 6555030583. The reversal of 6555030565 is 5650305556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1145280964 + 5409749601 = 33842^2 + 73551^2 .

It is a cyclic number.

It is not a de Polignac number, because 6555030565 - 2³ = 6555030557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655503052 + ... + 655503061.

It is an arithmetic number, because the mean of its divisors is an integer number (1966509171).

Almost surely, 2^6555030565 is an apocalyptic number.

It is an amenable number.

6555030565 is a deficient number, since it is larger than the sum of its proper divisors (1311006119).

6555030565 is a wasteful number, since it uses less digits than its factorization.

6555030565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311006118.

The product of its (nonzero) digits is 337500, while the sum is 40.

The square root of 6555030565 is about 80963.1432504939. The cubic root of 6555030565 is about 1871.5075078308.

The spelling of 6555030565 in words is "six billion, five hundred fifty-five million, thirty thousand, five hundred sixty-five".