40443444141 has 16 divisors (see below), whose sum is σ = 54819967488. Its totient is φ = 26514792000.

The previous prime is 40443444089. The next prime is 40443444157. The reversal of 40443444141 is 14144434404.

It is not a de Polignac number, because 40443444141 - 2¹⁸ = 40443181997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40443444541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982116 + ... + 1022466.

It is an arithmetic number, because the mean of its divisors is an integer number (3426247968).

Almost surely, 2^40443444141 is an apocalyptic number.

It is an amenable number.

40443444141 is a deficient number, since it is larger than the sum of its proper divisors (14376523347).

40443444141 is a wasteful number, since it uses less digits than its factorization.

40443444141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45892.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 40443444141 its reverse (14144434404), we get a palindrome (54587878545).

The spelling of 40443444141 in words is "forty billion, four hundred forty-three million, four hundred forty-four thousand, one hundred forty-one".