4380355980 has 864 divisors, whose sum is σ = 19073553408. Its totient is φ = 798336000.

The previous prime is 4380355951. The next prime is 4380355999. The reversal of 4380355980 is 895530834.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 29008905 + ... + 29009055.

It is an arithmetic number, because the mean of its divisors is an integer number (22075872).

Almost surely, 2^4380355980 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 4380355980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9536776704).

4380355980 is an abundant number, since it is smaller than the sum of its proper divisors (14693197428).

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

4380355980 is a wasteful number, since it uses less digits than its factorization.

4380355980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 4380355980 is about 66184.2577959442. The cubic root of 4380355980 is about 1636.2003025694.

The spelling of 4380355980 in words is "four billion, three hundred eighty million, three hundred fifty-five thousand, nine hundred eighty".