3688981010 has 48 divisors (see below), whose sum is σ = 7843936320. Its totient is φ = 1238253120.

The previous prime is 3688981001. The next prime is 3688981019. The reversal of 3688981010 is 101898863.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3688981001) and next prime (3688981019).

It is not an unprimeable number, because it can be changed into a prime (3688981019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80630 + ... + 117809.

It is an arithmetic number, because the mean of its divisors is an integer number (163415340).

Almost surely, 2^3688981010 is an apocalyptic number.

3688981010 is an abundant number, since it is smaller than the sum of its proper divisors (4154955310).

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

3688981010 is a wasteful number, since it uses less digits than its factorization.

3688981010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198483 (or 198470 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 3688981010 is about 60736.9822266467. The cubic root of 3688981010 is about 1545.1434546646.

The spelling of 3688981010 in words is "three billion, six hundred eighty-eight million, nine hundred eighty-one thousand, ten".