3687308664 has 64 divisors (see below), whose sum is σ = 10359014400. Its totient is φ = 1085225856.

The previous prime is 3687308657. The next prime is 3687308683. The reversal of 3687308664 is 4668037863.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249744 + ... + 264095.

It is an arithmetic number, because the mean of its divisors is an integer number (161859600).

Almost surely, 2^3687308664 is an apocalyptic number.

It is an amenable number.

3687308664 is an abundant number, since it is smaller than the sum of its proper divisors (6671705736).

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

3687308664 is a wasteful number, since it uses less digits than its factorization.

3687308664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513884 (or 513880 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The square root of 3687308664 is about 60723.2135513265. The cubic root of 3687308664 is about 1544.9099299196.

The spelling of 3687308664 in words is "three billion, six hundred eighty-seven million, three hundred eight thousand, six hundred sixty-four".