43123310340 has 96 divisors (see below), whose sum is σ = 131847488640. Its totient is φ = 10444185600.

The previous prime is 43123310333. The next prime is 43123310341. The reversal of 43123310340 is 4301332134.

It is a self number, because there is not a number n which added to its sum of digits gives 43123310340.

It is not an unprimeable number, because it can be changed into a prime (43123310341) 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, 674980 + ... + 736100.

It is an arithmetic number, because the mean of its divisors is an integer number (1373411340).

Almost surely, 2^43123310340 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 43123310340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65923744320).

43123310340 is an abundant number, since it is smaller than the sum of its proper divisors (88724178300).

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

43123310340 is a wasteful number, since it uses less digits than its factorization.

43123310340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62213 (or 62211 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 43123310340 its reverse (4301332134), we get a palindrome (47424642474).

The spelling of 43123310340 in words is "forty-three billion, one hundred twenty-three million, three hundred ten thousand, three hundred forty".