40344440132 has 12 divisors (see below), whose sum is σ = 70621264896. Its totient is φ = 20166935880.

The previous prime is 40344440107. The next prime is 40344440159. The reversal of 40344440132 is 23104444304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40344440095 and 40344440104.

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 3 ways as a sum of consecutive naturals, for example, 1303844 + ... + 1334427.

It is an arithmetic number, because the mean of its divisors is an integer number (5885105408).

Almost surely, 2^40344440132 is an apocalyptic number.

It is an amenable number.

40344440132 is a deficient number, since it is larger than the sum of its proper divisors (30276824764).

40344440132 is a wasteful number, since it uses less digits than its factorization.

40344440132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2642098 (or 2642096 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 40344440132 its reverse (23104444304), we get a palindrome (63448884436).

The spelling of 40344440132 in words is "forty billion, three hundred forty-four million, four hundred forty thousand, one hundred thirty-two".