240253143340040 has 32 divisors (see below), whose sum is σ = 540572229334080. Its totient is φ = 96100785012672.

The previous prime is 240253143340039. The next prime is 240253143340043. The reversal of 240253143340040 is 40043341352042.

It is not an unprimeable number, because it can be changed into a prime (240253143340043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6462182 + ... + 22853141.

It is an arithmetic number, because the mean of its divisors is an integer number (16892882166690).

Almost surely, 2^{240253143340040} is an apocalyptic number.

240253143340040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240253143340040 is an abundant number, since it is smaller than the sum of its proper divisors (300319085994040).

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

240253143340040 is a wasteful number, since it uses less digits than its factorization.

240253143340040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29520221 (or 29520217 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 240253143340040 its reverse (40043341352042), we get a palindrome (280296484692082).

The spelling of 240253143340040 in words is "two hundred forty trillion, two hundred fifty-three billion, one hundred forty-three million, three hundred forty thousand, forty".