40305433230 has 48 divisors (see below), whose sum is σ = 104806488384. Its totient is φ = 10746847680.

The previous prime is 40305433213. The next prime is 40305433237. The reversal of 40305433230 is 3233450304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40305433194 and 40305433203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40305433237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 933520 + ... + 975740.

It is an arithmetic number, because the mean of its divisors is an integer number (2183468508).

Almost surely, 2^40305433230 is an apocalyptic number.

40305433230 is an abundant number, since it is smaller than the sum of its proper divisors (64501055154).

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

40305433230 is a wasteful number, since it uses less digits than its factorization.

40305433230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52841 (or 52838 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

Adding to 40305433230 its reverse (3233450304), we get a palindrome (43538883534).

The spelling of 40305433230 in words is "forty billion, three hundred five million, four hundred thirty-three thousand, two hundred thirty".