40243650342344 has 16 divisors (see below), whose sum is σ = 78737576757120. Its totient is φ = 19246963207120.

The previous prime is 40243650342323. The next prime is 40243650342377. The reversal of 40243650342344 is 44324305634204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40243650342295 and 40243650342304.

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, 109357745312 + ... + 109357745679.

It is an arithmetic number, because the mean of its divisors is an integer number (4921098547320).

Almost surely, 2^{40243650342344} is an apocalyptic number.

It is an amenable number.

40243650342344 is a deficient number, since it is larger than the sum of its proper divisors (38493926414776).

40243650342344 is a wasteful number, since it uses less digits than its factorization.

40243650342344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218715491020 (or 218715491016 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 44.

Adding to 40243650342344 its reverse (44324305634204), we get a palindrome (84567955976548).

The spelling of 40243650342344 in words is "forty trillion, two hundred forty-three billion, six hundred fifty million, three hundred forty-two thousand, three hundred forty-four".