6658213368 has 32 divisors (see below), whose sum is σ = 17051524560. Its totient is φ = 2165272320.

The previous prime is 6658213343. The next prime is 6658213369. The reversal of 6658213368 is 8633128566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6658213369) 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, 3382255 + ... + 3384222.

Almost surely, 2^6658213368 is an apocalyptic number.

It is an amenable number.

6658213368 is an abundant number, since it is smaller than the sum of its proper divisors (10393311192).

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

6658213368 is a wasteful number, since it uses less digits than its factorization.

6658213368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766527 (or 6766523 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The square root of 6658213368 is about 81597.8760017686. The cubic root of 6658213368 is about 1881.2762354402.

The spelling of 6658213368 in words is "six billion, six hundred fifty-eight million, two hundred thirteen thousand, three hundred sixty-eight".