3959681180 has 120 divisors (see below), whose sum is σ = 10448491872. Its totient is φ = 1252976256.

The previous prime is 3959681177. The next prime is 3959681183. The reversal of 3959681180 is 811869593.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3959681177) and next prime (3959681183).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3959681183) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 621089 + ... + 627431.

Almost surely, 2^3959681180 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 3959681180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5224245936).

3959681180 is an abundant number, since it is smaller than the sum of its proper divisors (6488810692).

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

3959681180 is a wasteful number, since it uses less digits than its factorization.

3959681180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6393 (or 6370 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 50.

The square root of 3959681180 is about 62925.9976480310. The cubic root of 3959681180 is about 1582.0495194252.

The spelling of 3959681180 in words is "three billion, nine hundred fifty-nine million, six hundred eighty-one thousand, one hundred eighty".