3876818688 has 108 divisors (see below), whose sum is σ = 11415968928. Its totient is φ = 1264742400.

The previous prime is 3876818663. The next prime is 3876818707. The reversal of 3876818688 is 8868186783.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90388 + ... + 126188.

It is an arithmetic number, because the mean of its divisors is an integer number (105703416).

Almost surely, 2^3876818688 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 3876818688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5707984464).

3876818688 is an abundant number, since it is smaller than the sum of its proper divisors (7539150240).

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

3876818688 is a wasteful number, since it uses less digits than its factorization.

3876818688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35870 (or 35853 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 63.

The square root of 3876818688 is about 62264.1043298625. The cubic root of 3876818688 is about 1570.9360164203.

The spelling of 3876818688 in words is "three billion, eight hundred seventy-six million, eight hundred eighteen thousand, six hundred eighty-eight".