43312334664343 has 4 divisors (see below), whose sum is σ = 43313229651160. Its totient is φ = 43311439677528.

The previous prime is 43312334664293. The next prime is 43312334664373. The reversal of 43312334664343 is 34346643321334.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43312334664343 - 2²¹ = 43312332567191 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 (43312334664373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447420813 + ... + 447517606.

It is an arithmetic number, because the mean of its divisors is an integer number (10828307412790).

Almost surely, 2^{43312334664343} is an apocalyptic number.

43312334664343 is a deficient number, since it is larger than the sum of its proper divisors (894986817).

43312334664343 is an equidigital number, since it uses as much as digits as its factorization.

43312334664343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894986816.

The product of its digits is 13436928, while the sum is 49.

Adding to 43312334664343 its reverse (34346643321334), we get a palindrome (77658977985677).

The spelling of 43312334664343 in words is "forty-three trillion, three hundred twelve billion, three hundred thirty-four million, six hundred sixty-four thousand, three hundred forty-three".