6643422102 has 16 divisors (see below), whose sum is σ = 13288750272. Its totient is φ = 2214156360.

The previous prime is 6643422101. The next prime is 6643422103. The reversal of 6643422102 is 2012243466.

It is an interprime number because it is at equal distance from previous prime (6643422101) and next prime (6643422103).

It is a self number, because there is not a number n which added to its sum of digits gives 6643422102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6643422101) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 31924 + ... + 119607.

It is an arithmetic number, because the mean of its divisors is an integer number (830546892).

Almost surely, 2^6643422102 is an apocalyptic number.

6643422102 is an abundant number, since it is smaller than the sum of its proper divisors (6645328170).

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

6643422102 is a wasteful number, since it uses less digits than its factorization.

6643422102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158843.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 6643422102 is about 81507.1904926185. The cubic root of 6643422102 is about 1879.8821132885.

Adding to 6643422102 its reverse (2012243466), we get a palindrome (8655665568).

The spelling of 6643422102 in words is "six billion, six hundred forty-three million, four hundred twenty-two thousand, one hundred two".