40326343105344 has 112 divisors (see below), whose sum is σ = 108046582358016. Its totient is φ = 13273064179200.

The previous prime is 40326343105337. The next prime is 40326343105357. The reversal of 40326343105344 is 44350134362304.

It is a junction number, because it is equal to n+sod(n) for n = 40326343105296 and 40326343105305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1226059 + ... + 9063989.

Almost surely, 2^{40326343105344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40326343105344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54023291179008).

40326343105344 is an abundant number, since it is smaller than the sum of its proper divisors (67720239252672).

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

40326343105344 is a wasteful number, since it uses less digits than its factorization.

40326343105344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7838284 (or 7838274 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 40326343105344 its reverse (44350134362304), we get a palindrome (84676477467648).

The spelling of 40326343105344 in words is "forty trillion, three hundred twenty-six billion, three hundred forty-three million, one hundred five thousand, three hundred forty-four".