3851688000 has 336 divisors, whose sum is σ = 13220468352. Its totient is φ = 988032000.

The previous prime is 3851687989. The next prime is 3851688053. The reversal of 3851688000 is 8861583.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3851688000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23063917 + ... + 23064083.

It is an arithmetic number, because the mean of its divisors is an integer number (39346632).

Almost surely, 2^3851688000 is an apocalyptic number.

3851688000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3851688000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6610234176).

3851688000 is an abundant number, since it is smaller than the sum of its proper divisors (9368780352).

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

3851688000 is a wasteful number, since it uses less digits than its factorization.

3851688000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 3851688000 is about 62061.9690309613. The cubic root of 3851688000 is about 1567.5342310186.

The spelling of 3851688000 in words is "three billion, eight hundred fifty-one million, six hundred eighty-eight thousand".