340143203415 has 16 divisors (see below), whose sum is σ = 545586314976. Its totient is φ = 180957312000.

The previous prime is 340143203341. The next prime is 340143203417. The reversal of 340143203415 is 514302341043.

It is not a de Polignac number, because 340143203415 - 2¹⁴ = 340143187031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340143203417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28268566 + ... + 28280595.

It is an arithmetic number, because the mean of its divisors is an integer number (34099144686).

Almost surely, 2^340143203415 is an apocalyptic number.

340143203415 is a deficient number, since it is larger than the sum of its proper divisors (205443111561).

340143203415 is a wasteful number, since it uses less digits than its factorization.

340143203415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56549570.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 340143203415 its reverse (514302341043), we get a palindrome (854445544458).

The spelling of 340143203415 in words is "three hundred forty billion, one hundred forty-three million, two hundred three thousand, four hundred fifteen".