3988600000 has 504 divisors, whose sum is σ = 12893643504. Its totient is φ = 1209600000.

The previous prime is 3988599991. The next prime is 3988600001. The reversal of 3988600000 is 68893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3988600001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 107799982 + ... + 107800018.

It is an arithmetic number, because the mean of its divisors is an integer number (25582626).

Almost surely, 2^3988600000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3988600000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6446821752).

3988600000 is an abundant number, since it is smaller than the sum of its proper divisors (8905043504).

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

3988600000 is an equidigital number, since it uses as much as digits as its factorization.

3988600000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 3988600000 is about 63155.3639843838. The cubic root of 3988600000 is about 1585.8915860667.

Adding to 3988600000 its reverse (68893), we get a palindrome (3988668893).

The spelling of 3988600000 in words is "three billion, nine hundred eighty-eight million, six hundred thousand".