340140231344 has 20 divisors (see below), whose sum is σ = 659713251096. Its totient is φ = 169891650432.

The previous prime is 340140231269. The next prime is 340140231349. The reversal of 340140231344 is 443132041043.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (340140231349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11138354 + ... + 11168849.

Almost surely, 2^340140231344 is an apocalyptic number.

It is an amenable number.

340140231344 is a deficient number, since it is larger than the sum of its proper divisors (319573019752).

340140231344 is a wasteful number, since it uses less digits than its factorization.

340140231344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22308164 (or 22308158 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 340140231344 its reverse (443132041043), we get a palindrome (783272272387).

The spelling of 340140231344 in words is "three hundred forty billion, one hundred forty million, two hundred thirty-one thousand, three hundred forty-four".