43022431140 has 96 divisors (see below), whose sum is σ = 129807068160. Its totient is φ = 10583778816.

The previous prime is 43022431117. The next prime is 43022431141. The reversal of 43022431140 is 4113422034.

It is a self number, because there is not a number n which added to its sum of digits gives 43022431140.

It is not an unprimeable number, because it can be changed into a prime (43022431141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1356342 + ... + 1387698.

It is an arithmetic number, because the mean of its divisors is an integer number (1352156960).

Almost surely, 2^43022431140 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 43022431140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64903534080).

43022431140 is an abundant number, since it is smaller than the sum of its proper divisors (86784637020).

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

43022431140 is a wasteful number, since it uses less digits than its factorization.

43022431140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33141 (or 33139 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 43022431140 its reverse (4113422034), we get a palindrome (47135853174).

The spelling of 43022431140 in words is "forty-three billion, twenty-two million, four hundred thirty-one thousand, one hundred forty".