40313430330443 has 4 divisors (see below), whose sum is σ = 40996708810680. Its totient is φ = 39630151850208.

The previous prime is 40313430330431. The next prime is 40313430330491. The reversal of 40313430330443 is 34403303431304.

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 40313430330443 - 2⁴² = 35915383819339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40313430330493) 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, 341639240030 + ... + 341639240147.

It is an arithmetic number, because the mean of its divisors is an integer number (10249177202670).

Almost surely, 2^{40313430330443} is an apocalyptic number.

40313430330443 is a deficient number, since it is larger than the sum of its proper divisors (683278480237).

40313430330443 is an equidigital number, since it uses as much as digits as its factorization.

40313430330443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683278480236.

The product of its (nonzero) digits is 186624, while the sum is 35.

Adding to 40313430330443 its reverse (34403303431304), we get a palindrome (74716733761747).

The spelling of 40313430330443 in words is "forty trillion, three hundred thirteen billion, four hundred thirty million, three hundred thirty thousand, four hundred forty-three".