3877708842 has 128 divisors (see below), whose sum is σ = 10517299200. Its totient is φ = 1035115200.

The previous prime is 3877708741. The next prime is 3877708843. The reversal of 3877708842 is 2488077783.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3877708843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 334117 + ... + 345527.

It is an arithmetic number, because the mean of its divisors is an integer number (82166400).

Almost surely, 2^3877708842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3877708842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5258649600).

3877708842 is an abundant number, since it is smaller than the sum of its proper divisors (6639590358).

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

3877708842 is a wasteful number, since it uses less digits than its factorization.

3877708842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11489 (or 11483 counting only the distinct ones).

The product of its (nonzero) digits is 4214784, while the sum is 54.

The square root of 3877708842 is about 62271.2521313005. The cubic root of 3877708842 is about 1571.0562411095.

The spelling of 3877708842 in words is "three billion, eight hundred seventy-seven million, seven hundred eight thousand, eight hundred forty-two".