40043232041 has 4 divisors (see below), whose sum is σ = 40043693712. Its totient is φ = 40042770372.

The previous prime is 40043232011. The next prime is 40043232043. The reversal of 40043232041 is 14023234004.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40043232041 - 2¹⁴ = 40043215657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40043231998 and 40043232016.

It is not an unprimeable number, because it can be changed into a prime (40043232043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57191 + ... + 288716.

It is an arithmetic number, because the mean of its divisors is an integer number (10010923428).

Almost surely, 2^40043232041 is an apocalyptic number.

It is an amenable number.

40043232041 is a deficient number, since it is larger than the sum of its proper divisors (461671).

40043232041 is a wasteful number, since it uses less digits than its factorization.

40043232041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461670.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40043232041 its reverse (14023234004), we get a palindrome (54066466045).

The spelling of 40043232041 in words is "forty billion, forty-three million, two hundred thirty-two thousand, forty-one".