40344324333431 has 8 divisors (see below), whose sum is σ = 40416957966000. Its totient is φ = 40271725287360.

The previous prime is 40344324333421. The next prime is 40344324333491. The reversal of 40344324333431 is 13433342344304.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40344324333431 - 2⁶ = 40344324333367 is a prime.

It is a super-2 number, since 2×40344324333431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40344324333421) 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, 6311006 + ... + 10978043.

It is an arithmetic number, because the mean of its divisors is an integer number (5052119745750).

Almost surely, 2^{40344324333431} is an apocalyptic number.

40344324333431 is a deficient number, since it is larger than the sum of its proper divisors (72633632569).

40344324333431 is a wasteful number, since it uses less digits than its factorization.

40344324333431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17293249.

The product of its (nonzero) digits is 1492992, while the sum is 41.

Adding to 40344324333431 its reverse (13433342344304), we get a palindrome (53777666677735).

The spelling of 40344324333431 in words is "forty trillion, three hundred forty-four billion, three hundred twenty-four million, three hundred thirty-three thousand, four hundred thirty-one".