6664002102 has 12 divisors (see below), whose sum is σ = 14438671260. Its totient is φ = 2221334028.

The previous prime is 6664002073. The next prime is 6664002109. The reversal of 6664002102 is 2012004666.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6664002109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 185111152 + ... + 185111187.

It is an arithmetic number, because the mean of its divisors is an integer number (1203222605).

Almost surely, 2^6664002102 is an apocalyptic number.

6664002102 is an abundant number, since it is smaller than the sum of its proper divisors (7774669158).

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

6664002102 is a wasteful number, since it uses less digits than its factorization.

6664002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370222347 (or 370222344 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 6664002102 is about 81633.3394024770. The cubic root of 6664002102 is about 1881.8212792130.

Adding to 6664002102 its reverse (2012004666), we get a palindrome (8676006768).

The spelling of 6664002102 in words is "six billion, six hundred sixty-four million, two thousand, one hundred two".