43225445120 has 144 divisors (see below), whose sum is σ = 121640091552. Its totient is φ = 14509178880.

The previous prime is 43225445077. The next prime is 43225445129. The reversal of 43225445120 is 2154452234.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (43225445129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64964 + ... + 301116.

It is an arithmetic number, because the mean of its divisors is an integer number (844722858).

Almost surely, 2^43225445120 is an apocalyptic number.

43225445120 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 43225445120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60820045776).

43225445120 is an abundant number, since it is smaller than the sum of its proper divisors (78414646432).

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

43225445120 is a wasteful number, since it uses less digits than its factorization.

43225445120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236198 (or 236184 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 43225445120 its reverse (2154452234), we get a palindrome (45379897354).

The spelling of 43225445120 in words is "forty-three billion, two hundred twenty-five million, four hundred forty-five thousand, one hundred twenty".