3668518608 has 40 divisors (see below), whose sum is σ = 9479304000. Its totient is φ = 1222543104.

The previous prime is 3668518591. The next prime is 3668518639. The reversal of 3668518608 is 8068158663.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291388 + ... + 303716.

It is an arithmetic number, because the mean of its divisors is an integer number (236982600).

Almost surely, 2^3668518608 is an apocalyptic number.

It is an amenable number.

3668518608 is an abundant number, since it is smaller than the sum of its proper divisors (5810785392).

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

3668518608 is a wasteful number, since it uses less digits than its factorization.

3668518608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18539 (or 18533 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 3668518608 is about 60568.2970538218. The cubic root of 3668518608 is about 1542.2812381835.

The spelling of 3668518608 in words is "three billion, six hundred sixty-eight million, five hundred eighteen thousand, six hundred eight".