32040440140 has 24 divisors (see below), whose sum is σ = 67325357232. Its totient is φ = 12808474560.

The previous prime is 32040440123. The next prime is 32040440207. The reversal of 32040440140 is 4104404023.

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 7 ways as a sum of consecutive naturals, for example, 447171 + ... + 513850.

It is an arithmetic number, because the mean of its divisors is an integer number (2805223218).

Almost surely, 2^32040440140 is an apocalyptic number.

It is an amenable number.

32040440140 is an abundant number, since it is smaller than the sum of its proper divisors (35284917092).

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

32040440140 is a wasteful number, since it uses less digits than its factorization.

32040440140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 962697 (or 962695 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 32040440140 its reverse (4104404023), we get a palindrome (36144844163).

The spelling of 32040440140 in words is "thirty-two billion, forty million, four hundred forty thousand, one hundred forty".