4389738980 has 96 divisors (see below), whose sum is σ = 10678252032. Its totient is φ = 1498112000.

The previous prime is 4389738959. The next prime is 4389738989. The reversal of 4389738980 is 898379834.

It is not an unprimeable number, because it can be changed into a prime (4389738989) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1498277 + ... + 1501203.

It is an arithmetic number, because the mean of its divisors is an integer number (111231792).

Almost surely, 2^4389738980 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 4389738980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5339126016).

4389738980 is an abundant number, since it is smaller than the sum of its proper divisors (6288513052).

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

4389738980 is a wasteful number, since it uses less digits than its factorization.

4389738980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365 (or 3363 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 59.

The square root of 4389738980 is about 66255.1053127229. The cubic root of 4389738980 is about 1637.3677509495.

The spelling of 4389738980 in words is "four billion, three hundred eighty-nine million, seven hundred thirty-eight thousand, nine hundred eighty".