6642163000 has 64 divisors (see below), whose sum is σ = 16955658720. Its totient is φ = 2415328000.

The previous prime is 6642162997. The next prime is 6642163019. The reversal of 6642163000 is 3612466.

It is a self number, because there is not a number n which added to its sum of digits gives 6642163000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290917 + ... + 312916.

Almost surely, 2^6642163000 is an apocalyptic number.

It is an amenable number.

6642163000 is an abundant number, since it is smaller than the sum of its proper divisors (10313495720).

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

6642163000 is a wasteful number, since it uses less digits than its factorization.

6642163000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603865 (or 603851 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 6642163000 is about 81499.4662559210. The cubic root of 6642163000 is about 1879.7633435319.

Adding to 6642163000 its reverse (3612466), we get a palindrome (6645775466).

The spelling of 6642163000 in words is "six billion, six hundred forty-two million, one hundred sixty-three thousand".