43040330432 has 28 divisors (see below), whose sum is σ = 93172535016. Its totient is φ = 19563786240.

The previous prime is 43040330429. The next prime is 43040330449. The reversal of 43040330432 is 23403304034.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30567713 + ... + 30569120.

Almost surely, 2^43040330432 is an apocalyptic number.

It is an amenable number.

43040330432 is an abundant number, since it is smaller than the sum of its proper divisors (50132204584).

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

43040330432 is a wasteful number, since it uses less digits than its factorization.

43040330432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61136856 (or 61136846 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 43040330432 its reverse (23403304034), we get a palindrome (66443634466).

The spelling of 43040330432 in words is "forty-three billion, forty million, three hundred thirty thousand, four hundred thirty-two".