6606500551 has 8 divisors (see below), whose sum is σ = 7793844224. Its totient is φ = 5480046360.

The previous prime is 6606500539. The next prime is 6606500581. The reversal of 6606500551 is 1550056066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6606500551 - 2⁹ = 6606500039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6606500581) 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 in 7 ways as a sum of consecutive naturals, for example, 15222135 + ... + 15222568.

It is an arithmetic number, because the mean of its divisors is an integer number (974230528).

Almost surely, 2^6606500551 is an apocalyptic number.

6606500551 is a deficient number, since it is larger than the sum of its proper divisors (1187343673).

6606500551 is a wasteful number, since it uses less digits than its factorization.

6606500551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30444741.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 6606500551 is about 81280.3823256264. The cubic root of 6606500551 is about 1876.3930910193.

The spelling of 6606500551 in words is "six billion, six hundred six million, five hundred thousand, five hundred fifty-one".