40343410544441 has 4 divisors (see below), whose sum is σ = 40357193741952. Its totient is φ = 40329627346932.

The previous prime is 40343410544401. The next prime is 40343410544477. The reversal of 40343410544441 is 14444501434304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40343410544441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40343410544401) 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, 6891594365 + ... + 6891600218.

It is an arithmetic number, because the mean of its divisors is an integer number (10089298435488).

Almost surely, 2^{40343410544441} is an apocalyptic number.

It is an amenable number.

40343410544441 is a deficient number, since it is larger than the sum of its proper divisors (13783197511).

40343410544441 is a wasteful number, since it uses less digits than its factorization.

40343410544441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13783197510.

The product of its (nonzero) digits is 737280, while the sum is 41.

Adding to 40343410544441 its reverse (14444501434304), we get a palindrome (54787911978745).

The spelling of 40343410544441 in words is "forty trillion, three hundred forty-three billion, four hundred ten million, five hundred forty-four thousand, four hundred forty-one".