40031332424323 has 4 divisors (see below), whose sum is σ = 41771825138448. Its totient is φ = 38290839710200.

The previous prime is 40031332424309. The next prime is 40031332424381. The reversal of 40031332424323 is 32342423313004.

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 40031332424323 - 2⁴⁵ = 4846960335491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40031332424393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870246357028 + ... + 870246357073.

It is an arithmetic number, because the mean of its divisors is an integer number (10442956284612).

Almost surely, 2^{40031332424323} is an apocalyptic number.

40031332424323 is a deficient number, since it is larger than the sum of its proper divisors (1740492714125).

40031332424323 is a wasteful number, since it uses less digits than its factorization.

40031332424323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740492714124.

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

Adding to 40031332424323 its reverse (32342423313004), we get a palindrome (72373755737327).

The spelling of 40031332424323 in words is "forty trillion, thirty-one billion, three hundred thirty-two million, four hundred twenty-four thousand, three hundred twenty-three".