40443434024 has 64 divisors (see below), whose sum is σ = 90143539200. Its totient is φ = 16645636800.

The previous prime is 40443433967. The next prime is 40443434051. The reversal of 40443434024 is 42043434404.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 138497 + ... + 316335.

It is an arithmetic number, because the mean of its divisors is an integer number (1408492800).

Almost surely, 2^40443434024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40443434024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45071769600).

40443434024 is an abundant number, since it is smaller than the sum of its proper divisors (49700105176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40443434024 is a wasteful number, since it uses less digits than its factorization.

40443434024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178014 (or 178010 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 40443434024 its reverse (42043434404), we get a palindrome (82486868428).

The spelling of 40443434024 in words is "forty billion, four hundred forty-three million, four hundred thirty-four thousand, twenty-four".