40232230432 has 24 divisors (see below), whose sum is σ = 79830890496. Its totient is φ = 19957718592.

The previous prime is 40232230403. The next prime is 40232230459. The reversal of 40232230432 is 23403223204.

It is a junction number, because it is equal to n+sod(n) for n = 40232230397 and 40232230406.

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, 4945768 + ... + 4953895.

It is an arithmetic number, because the mean of its divisors is an integer number (3326287104).

Almost surely, 2^40232230432 is an apocalyptic number.

It is an amenable number.

40232230432 is a deficient number, since it is larger than the sum of its proper divisors (39598660064).

40232230432 is a wasteful number, since it uses less digits than its factorization.

40232230432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9899800 (or 9899792 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 40232230432 its reverse (23403223204), we get a palindrome (63635453636).

The spelling of 40232230432 in words is "forty billion, two hundred thirty-two million, two hundred thirty thousand, four hundred thirty-two".