40323140441 has 4 divisors (see below), whose sum is σ = 40514245584. Its totient is φ = 40132035300.

The previous prime is 40323140413. The next prime is 40323140447. The reversal of 40323140441 is 14404132304.

40323140441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 40323140441 - 2¹⁴ = 40323124057 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 40323140441.

It is not an unprimeable number, because it can be changed into a prime (40323140447) 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, 95552255 + ... + 95552676.

It is an arithmetic number, because the mean of its divisors is an integer number (10128561396).

Almost surely, 2^40323140441 is an apocalyptic number.

It is an amenable number.

40323140441 is a deficient number, since it is larger than the sum of its proper divisors (191105143).

40323140441 is a wasteful number, since it uses less digits than its factorization.

40323140441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191105142.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 40323140441 its reverse (14404132304), we get a palindrome (54727272745).

The spelling of 40323140441 in words is "forty billion, three hundred twenty-three million, one hundred forty thousand, four hundred forty-one".