40544115034343 has 4 divisors (see below), whose sum is σ = 40544403517368. Its totient is φ = 40543826551320.

The previous prime is 40544115034327. The next prime is 40544115034373. The reversal of 40544115034343 is 34343051144504.

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 40544115034343 - 2⁴ = 40544115034327 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40544115034343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40544115034373) 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, 144030596 + ... + 144311817.

It is an arithmetic number, because the mean of its divisors is an integer number (10136100879342).

Almost surely, 2^{40544115034343} is an apocalyptic number.

40544115034343 is a deficient number, since it is larger than the sum of its proper divisors (288483025).

40544115034343 is a wasteful number, since it uses less digits than its factorization.

40544115034343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288483024.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 40544115034343 its reverse (34343051144504), we get a palindrome (74887166178847).

The spelling of 40544115034343 in words is "forty trillion, five hundred forty-four billion, one hundred fifteen million, thirty-four thousand, three hundred forty-three".