240140414431 has 4 divisors (see below), whose sum is σ = 240141535672. Its totient is φ = 240139293192.

The previous prime is 240140414417. The next prime is 240140414441. The reversal of 240140414431 is 134414041042.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 240140414431 - 2¹¹ = 240140412383 is a prime.

It is a super-2 number, since 2×240140414431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240140414431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240140414441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128160 + ... + 704773.

It is an arithmetic number, because the mean of its divisors is an integer number (60035383918).

Almost surely, 2^240140414431 is an apocalyptic number.

240140414431 is a deficient number, since it is larger than the sum of its proper divisors (1121241).

240140414431 is an equidigital number, since it uses as much as digits as its factorization.

240140414431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121240.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 240140414431 its reverse (134414041042), we get a palindrome (374554455473).

The spelling of 240140414431 in words is "two hundred forty billion, one hundred forty million, four hundred fourteen thousand, four hundred thirty-one".