340240031111344 has 160 divisors (see below), whose sum is σ = 847609923492864. Its totient is φ = 128597311687680.

The previous prime is 340240031111341. The next prime is 340240031111347. The reversal of 340240031111344 is 443111130042043.

It is an interprime number because it is at equal distance from previous prime (340240031111341) and next prime (340240031111347).

It is not an unprimeable number, because it can be changed into a prime (340240031111341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22609779 + ... + 34520749.

Almost surely, 2^{340240031111344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340240031111344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423804961746432).

340240031111344 is an abundant number, since it is smaller than the sum of its proper divisors (507369892381520).

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

340240031111344 is a wasteful number, since it uses less digits than its factorization.

340240031111344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11911875 (or 11911869 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 340240031111344 its reverse (443111130042043), we get a palindrome (783351161153387).

The spelling of 340240031111344 in words is "three hundred forty trillion, two hundred forty billion, thirty-one million, one hundred eleven thousand, three hundred forty-four".