40322332140 has 24 divisors (see below), whose sum is σ = 112902530160. Its totient is φ = 10752621888.

The previous prime is 40322332139. The next prime is 40322332187. The reversal of 40322332140 is 4123322304.

It is a self number, because there is not a number n which added to its sum of digits gives 40322332140.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336019375 + ... + 336019494.

It is an arithmetic number, because the mean of its divisors is an integer number (4704272090).

Almost surely, 2^40322332140 is an apocalyptic number.

It is an amenable number.

40322332140 is an abundant number, since it is smaller than the sum of its proper divisors (72580198020).

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

40322332140 is a wasteful number, since it uses less digits than its factorization.

40322332140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672038881 (or 672038879 counting only the distinct ones).

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

Adding to 40322332140 its reverse (4123322304), we get a palindrome (44445654444).

The spelling of 40322332140 in words is "forty billion, three hundred twenty-two million, three hundred thirty-two thousand, one hundred forty".