43313432344 has 128 divisors (see below), whose sum is σ = 100816128000. Its totient is φ = 16987968000.

The previous prime is 43313432341. The next prime is 43313432401. The reversal of 43313432344 is 44323431334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43313432341) 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, 57673969 + ... + 57674719.

It is an arithmetic number, because the mean of its divisors is an integer number (787626000).

Almost surely, 2^43313432344 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 43313432344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50408064000).

43313432344 is an abundant number, since it is smaller than the sum of its proper divisors (57502695656).

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

43313432344 is a wasteful number, since it uses less digits than its factorization.

43313432344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1349 counting only the distinct ones).

The product of its digits is 124416, while the sum is 34.

Adding to 43313432344 its reverse (44323431334), we get a palindrome (87636863678).

The spelling of 43313432344 in words is "forty-three billion, three hundred thirteen million, four hundred thirty-two thousand, three hundred forty-four".