340244021110240 has 48 divisors (see below), whose sum is σ = 865659307560768. Its totient is φ = 125628561639936.

The previous prime is 340244021110211. The next prime is 340244021110241. The reversal of 340244021110240 is 42011120442043.

It is a junction number, because it is equal to n+sod(n) for n = 340244021110199 and 340244021110208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340244021110241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81789426072 + ... + 81789430231.

It is an arithmetic number, because the mean of its divisors is an integer number (18034568907516).

Almost surely, 2^{340244021110240} is an apocalyptic number.

It is an amenable number.

340244021110240 is an abundant number, since it is smaller than the sum of its proper divisors (525415286450528).

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

340244021110240 is a wasteful number, since it uses less digits than its factorization.

340244021110240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163578856331 (or 163578856323 counting only the distinct ones).

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

Adding to 340244021110240 its reverse (42011120442043), we get a palindrome (382255141552283).

The spelling of 340244021110240 in words is "three hundred forty trillion, two hundred forty-four billion, twenty-one million, one hundred ten thousand, two hundred forty".