40344301243 has 8 divisors (see below), whose sum is σ = 41111078256. Its totient is φ = 39577730400.

The previous prime is 40344301237. The next prime is 40344301259. The reversal of 40344301243 is 34210344304.

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 40344301243 - 2¹⁷ = 40344170171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40344301343) 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, 377073 + ... + 472093.

It is an arithmetic number, because the mean of its divisors is an integer number (5138884782).

Almost surely, 2^40344301243 is an apocalyptic number.

40344301243 is a deficient number, since it is larger than the sum of its proper divisors (766777013).

40344301243 is an equidigital number, since it uses as much as digits as its factorization.

40344301243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103085.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 40344301243 its reverse (34210344304), we get a palindrome (74554645547).

The spelling of 40344301243 in words is "forty billion, three hundred forty-four million, three hundred one thousand, two hundred forty-three".