4419326880 has 144 divisors (see below), whose sum is σ = 15142274784. Its totient is φ = 1173696000.

The previous prime is 4419326827. The next prime is 4419326897. The reversal of 4419326880 is 886239144.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 355327 + ... + 367553.

It is an arithmetic number, because the mean of its divisors is an integer number (105154686).

Almost surely, 2^4419326880 is an apocalyptic number.

4419326880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4419326880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7571137392).

4419326880 is an abundant number, since it is smaller than the sum of its proper divisors (10722947904).

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

4419326880 is a wasteful number, since it uses less digits than its factorization.

4419326880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12499 (or 12488 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 4419326880 is about 66478.0180209970. The cubic root of 4419326880 is about 1641.0382677871.

The spelling of 4419326880 in words is "four billion, four hundred nineteen million, three hundred twenty-six thousand, eight hundred eighty".