40304132432 has 80 divisors (see below), whose sum is σ = 85871646720. Its totient is φ = 18240393600.

The previous prime is 40304132411. The next prime is 40304132441. The reversal of 40304132432 is 23423140304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7205957 + ... + 7211547.

It is an arithmetic number, because the mean of its divisors is an integer number (1073395584).

Almost surely, 2^40304132432 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 40304132432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42935823360).

40304132432 is an abundant number, since it is smaller than the sum of its proper divisors (45567514288).

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

40304132432 is a wasteful number, since it uses less digits than its factorization.

40304132432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672 (or 6666 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40304132432 its reverse (23423140304), we get a palindrome (63727272736).

The spelling of 40304132432 in words is "forty billion, three hundred four million, one hundred thirty-two thousand, four hundred thirty-two".