43423030044 has 192 divisors, whose sum is σ = 121873382400. Its totient is φ = 13335404544.

The previous prime is 43423030039. The next prime is 43423030051. The reversal of 43423030044 is 44003032434.

43423030044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7794492 + ... + 7800060.

It is an arithmetic number, because the mean of its divisors is an integer number (634757200).

Almost surely, 2^43423030044 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 43423030044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60936691200).

43423030044 is an abundant number, since it is smaller than the sum of its proper divisors (78450352356).

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

43423030044 is a wasteful number, since it uses less digits than its factorization.

43423030044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5721 (or 5713 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 43423030044 its reverse (44003032434), we get a palindrome (87426062478).

The spelling of 43423030044 in words is "forty-three billion, four hundred twenty-three million, thirty thousand, forty-four".