240340130255 has 4 divisors (see below), whose sum is σ = 288408156312. Its totient is φ = 192272104200.

The previous prime is 240340130249. The next prime is 240340130287. The reversal of 240340130255 is 552031043042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 240340130255 - 2⁸ = 240340129999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24034013021 + ... + 24034013030.

It is an arithmetic number, because the mean of its divisors is an integer number (72102039078).

Almost surely, 2^240340130255 is an apocalyptic number.

240340130255 is a deficient number, since it is larger than the sum of its proper divisors (48068026057).

240340130255 is an equidigital number, since it uses as much as digits as its factorization.

240340130255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48068026056.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 240340130255 its reverse (552031043042), we get a palindrome (792371173297).

The spelling of 240340130255 in words is "two hundred forty billion, three hundred forty million, one hundred thirty thousand, two hundred fifty-five".