340042442231215 has 8 divisors (see below), whose sum is σ = 408111752141280. Its totient is φ = 271993406142432.

The previous prime is 340042442231213. The next prime is 340042442231287. The reversal of 340042442231215 is 512132244240043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340042442231215 - 2¹ = 340042442231213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340042442231213) 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, 5068418419 + ... + 5068485508.

It is an arithmetic number, because the mean of its divisors is an integer number (51013969017660).

Almost surely, 2^{340042442231215} is an apocalyptic number.

340042442231215 is a deficient number, since it is larger than the sum of its proper divisors (68069309910065).

340042442231215 is a wasteful number, since it uses less digits than its factorization.

340042442231215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10136910641.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 340042442231215 its reverse (512132244240043), we get a palindrome (852174686471258).

The spelling of 340042442231215 in words is "three hundred forty trillion, forty-two billion, four hundred forty-two million, two hundred thirty-one thousand, two hundred fifteen".