240403040140 has 24 divisors (see below), whose sum is σ = 505261264032. Its totient is φ = 96082191360.

The previous prime is 240403040123. The next prime is 240403040161. The reversal of 240403040140 is 41040304042.

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, 4914096 + ... + 4962775.

It is an arithmetic number, because the mean of its divisors is an integer number (21052552668).

Almost surely, 2^240403040140 is an apocalyptic number.

240403040140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240403040140 is an abundant number, since it is smaller than the sum of its proper divisors (264858223892).

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

240403040140 is a wasteful number, since it uses less digits than its factorization.

240403040140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9878097 (or 9878095 counting only the distinct ones).

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

Adding to 240403040140 its reverse (41040304042), we get a palindrome (281443344182).

The spelling of 240403040140 in words is "two hundred forty billion, four hundred three million, forty thousand, one hundred forty".