3688641912 has 64 divisors (see below), whose sum is σ = 10277971200. Its totient is φ = 1096312320.

The previous prime is 3688641883. The next prime is 3688641941. The reversal of 3688641912 is 2191468863.

It is an interprime number because it is at equal distance from previous prime (3688641883) and next prime (3688641941).

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, 230164 + ... + 245667.

It is an arithmetic number, because the mean of its divisors is an integer number (160593300).

Almost surely, 2^3688641912 is an apocalyptic number.

It is an amenable number.

3688641912 is an abundant number, since it is smaller than the sum of its proper divisors (6589329288).

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

3688641912 is a wasteful number, since it uses less digits than its factorization.

3688641912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475876 (or 475872 counting only the distinct ones).

The product of its digits is 497664, while the sum is 48.

The square root of 3688641912 is about 60734.1906342712. The cubic root of 3688641912 is about 1545.0961090599.

The spelling of 3688641912 in words is "three billion, six hundred eighty-eight million, six hundred forty-one thousand, nine hundred twelve".