240040302032140 has 24 divisors (see below), whose sum is σ = 512628441630480. Its totient is φ = 94388728934208.

The previous prime is 240040302032137. The next prime is 240040302032159. The reversal of 240040302032140 is 41230203040042.

It is a happy number.

It is a super-2 number, since 2×240040302032140² (a number of 30 digits) contains 22 as substring.

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, 101711991207 + ... + 101711993566.

It is an arithmetic number, because the mean of its divisors is an integer number (21359518401270).

Almost surely, 2^{240040302032140} is an apocalyptic number.

240040302032140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240040302032140 is an abundant number, since it is smaller than the sum of its proper divisors (272588139598340).

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

240040302032140 is a wasteful number, since it uses less digits than its factorization.

240040302032140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203423984841 (or 203423984839 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 240040302032140 its reverse (41230203040042), we get a palindrome (281270505072182).

The spelling of 240040302032140 in words is "two hundred forty trillion, forty billion, three hundred two million, thirty-two thousand, one hundred forty".