43122144320 has 112 divisors (see below), whose sum is σ = 110045772288. Its totient is φ = 16052889600.

The previous prime is 43122144313. The next prime is 43122144353. The reversal of 43122144320 is 2344122134.

It is a self number, because there is not a number n which added to its sum of digits gives 43122144320.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 193145 + ... + 351495.

Almost surely, 2^43122144320 is an apocalyptic number.

43122144320 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 43122144320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55022886144).

43122144320 is an abundant number, since it is smaller than the sum of its proper divisors (66923627968).

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

43122144320 is a wasteful number, since it uses less digits than its factorization.

43122144320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158428 (or 158418 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 43122144320 its reverse (2344122134), we get a palindrome (45466266454).

The spelling of 43122144320 in words is "forty-three billion, one hundred twenty-two million, one hundred forty-four thousand, three hundred twenty".