43320440412343 has 8 divisors (see below), whose sum is σ = 46112828353200. Its totient is φ = 40579288947648.

The previous prime is 43320440412287. The next prime is 43320440412377. The reversal of 43320440412343 is 34321404402334.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43320440412343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43320440412383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12809117296 + ... + 12809120677.

It is an arithmetic number, because the mean of its divisors is an integer number (5764103544150).

Almost surely, 2^{43320440412343} is an apocalyptic number.

43320440412343 is a deficient number, since it is larger than the sum of its proper divisors (2792387940857).

43320440412343 is a wasteful number, since it uses less digits than its factorization.

43320440412343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25618238081.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 43320440412343 its reverse (34321404402334), we get a palindrome (77641844814677).

The spelling of 43320440412343 in words is "forty-three trillion, three hundred twenty billion, four hundred forty million, four hundred twelve thousand, three hundred forty-three".