40430233140 has 96 divisors (see below), whose sum is σ = 126368073216. Its totient is φ = 9573325440.

The previous prime is 40430233093. The next prime is 40430233157. The reversal of 40430233140 is 4133203404.

It is a self number, because there is not a number n which added to its sum of digits gives 40430233140.

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 31 ways as a sum of consecutive naturals, for example, 683922 + ... + 740681.

It is an arithmetic number, because the mean of its divisors is an integer number (1316334096).

Almost surely, 2^40430233140 is an apocalyptic number.

It is an amenable number.

40430233140 is an abundant number, since it is smaller than the sum of its proper divisors (85937840076).

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

40430233140 is a wasteful number, since it uses less digits than its factorization.

40430233140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424669 (or 1424667 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40430233140 its reverse (4133203404), we get a palindrome (44563436544).

The spelling of 40430233140 in words is "forty billion, four hundred thirty million, two hundred thirty-three thousand, one hundred forty".