40331401332 has 12 divisors (see below), whose sum is σ = 94106603136. Its totient is φ = 13443800440.

The previous prime is 40331401291. The next prime is 40331401421. The reversal of 40331401332 is 23310413304.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1680475044 + ... + 1680475067.

It is an arithmetic number, because the mean of its divisors is an integer number (7842216928).

Almost surely, 2^40331401332 is an apocalyptic number.

It is an amenable number.

40331401332 is an abundant number, since it is smaller than the sum of its proper divisors (53775201804).

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

40331401332 is a wasteful number, since it uses less digits than its factorization.

40331401332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360950118 (or 3360950116 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 40331401332 its reverse (23310413304), we get a palindrome (63641814636).

The spelling of 40331401332 in words is "forty billion, three hundred thirty-one million, four hundred one thousand, three hundred thirty-two".