40443334037 has 4 divisors (see below), whose sum is σ = 40551761580. Its totient is φ = 40334906496.

The previous prime is 40443334007. The next prime is 40443334091. The reversal of 40443334037 is 73043334404.

40443334037 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.

It can be written as a sum of positive squares in 2 ways, for example, as 14886196081 + 25557137956 = 122009^2 + 159866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40443334037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40443333988 and 40443334006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40443334007) 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, 54213212 + ... + 54213957.

It is an arithmetic number, because the mean of its divisors is an integer number (10137940395).

Almost surely, 2^40443334037 is an apocalyptic number.

It is an amenable number.

40443334037 is a deficient number, since it is larger than the sum of its proper divisors (108427543).

40443334037 is a wasteful number, since it uses less digits than its factorization.

40443334037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108427542.

The product of its (nonzero) digits is 145152, while the sum is 35.

The spelling of 40443334037 in words is "forty billion, four hundred forty-three million, three hundred thirty-four thousand, thirty-seven".