6335665660 has 48 divisors (see below), whose sum is σ = 13427235360. Its totient is φ = 2511025920.

The previous prime is 6335665573. The next prime is 6335665669. The reversal of 6335665660 is 665665336.

It is a self number, because there is not a number n which added to its sum of digits gives 6335665660.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6335665669) 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 15 ways as a sum of consecutive naturals, for example, 2170522 + ... + 2173438.

It is an arithmetic number, because the mean of its divisors is an integer number (279734070).

Almost surely, 2^6335665660 is an apocalyptic number.

It is an amenable number.

6335665660 is an abundant number, since it is smaller than the sum of its proper divisors (7091569700).

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

6335665660 is a wasteful number, since it uses less digits than its factorization.

6335665660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3884 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 46.

The square root of 6335665660 is about 79596.8947886788. The cubic root of 6335665660 is about 1850.3934551508.

The spelling of 6335665660 in words is "six billion, three hundred thirty-five million, six hundred sixty-five thousand, six hundred sixty".