4422981780 has 192 divisors, whose sum is σ = 15773345280. Its totient is φ = 1007935488.

The previous prime is 4422981713. The next prime is 4422981781. The reversal of 4422981780 is 871892244.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422981781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1408372 + ... + 1411508.

It is an arithmetic number, because the mean of its divisors is an integer number (82152840).

Almost surely, 2^4422981780 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 4422981780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7886672640).

4422981780 is an abundant number, since it is smaller than the sum of its proper divisors (11350363500).

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

4422981780 is a wasteful number, since it uses less digits than its factorization.

4422981780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3535 (or 3527 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 4422981780 is about 66505.5018776642. The cubic root of 4422981780 is about 1641.4905371208.

The spelling of 4422981780 in words is "four billion, four hundred twenty-two million, nine hundred eighty-one thousand, seven hundred eighty".