4120329980 has 96 divisors (see below), whose sum is σ = 9444249024. Its totient is φ = 1500954624.

The previous prime is 4120329979. The next prime is 4120330043. The reversal of 4120329980 is 899230214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7877999 + ... + 7878521.

It is an arithmetic number, because the mean of its divisors is an integer number (98377594).

Almost surely, 2^4120329980 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 4120329980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4722124512).

4120329980 is an abundant number, since it is smaller than the sum of its proper divisors (5323919044).

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

4120329980 is a wasteful number, since it uses less digits than its factorization.

4120329980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 4120329980 is about 64189.7965411949. The cubic root of 4120329980 is about 1603.1617142573.

The spelling of 4120329980 in words is "four billion, one hundred twenty million, three hundred twenty-nine thousand, nine hundred eighty".