40344403674 has 8 divisors (see below), whose sum is σ = 80688807360. Its totient is φ = 13448134556.

The previous prime is 40344403637. The next prime is 40344403681. The reversal of 40344403674 is 47630444304.

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

40344403674 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3362033634 + ... + 3362033645.

It is an arithmetic number, because the mean of its divisors is an integer number (10086100920).

Almost surely, 2^40344403674 is an apocalyptic number.

40344403674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40344403674 is a wasteful number, since it uses less digits than its factorization.

40344403674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6724067284.

The product of its (nonzero) digits is 387072, while the sum is 39.

Adding to 40344403674 its reverse (47630444304), we get a palindrome (87974847978).

The spelling of 40344403674 in words is "forty billion, three hundred forty-four million, four hundred three thousand, six hundred seventy-four".