43231144000 has 224 divisors, whose sum is σ = 117892494720. Its totient is φ = 15572736000.

The previous prime is 43231143983. The next prime is 43231144001. The reversal of 43231144000 is 44113234.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (43231144001) 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, 9589747 + ... + 9594253.

It is an arithmetic number, because the mean of its divisors is an integer number (526305780).

Almost surely, 2^43231144000 is an apocalyptic number.

43231144000 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 43231144000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58946247360).

43231144000 is an abundant number, since it is smaller than the sum of its proper divisors (74661350720).

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

43231144000 is a wasteful number, since it uses less digits than its factorization.

43231144000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4654 (or 4634 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 43231144000 its reverse (44113234), we get a palindrome (43275257234).

The spelling of 43231144000 in words is "forty-three billion, two hundred thirty-one million, one hundred forty-four thousand".