340063011510205 has 4 divisors (see below), whose sum is σ = 408075613812252. Its totient is φ = 272050409208160.

The previous prime is 340063011510197. The next prime is 340063011510269. The reversal of 340063011510205 is 502015110360043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39008656067481 + 301054355442724 = 6245691^2 + 17350918^2 .

It is not a de Polignac number, because 340063011510205 - 2³ = 340063011510197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34006301151016 + ... + 34006301151025.

It is an arithmetic number, because the mean of its divisors is an integer number (102018903453063).

Almost surely, 2^{340063011510205} is an apocalyptic number.

It is an amenable number.

340063011510205 is a deficient number, since it is larger than the sum of its proper divisors (68012602302047).

340063011510205 is an equidigital number, since it uses as much as digits as its factorization.

340063011510205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68012602302046.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 340063011510205 its reverse (502015110360043), we get a palindrome (842078121870248).

The spelling of 340063011510205 in words is "three hundred forty trillion, sixty-three billion, eleven million, five hundred ten thousand, two hundred five".