338363117344513 has 4 divisors (see below), whose sum is σ = 338599900493140. Its totient is φ = 338126334195888.

The previous prime is 338363117344333. The next prime is 338363117344547. The reversal of 338363117344513 is 315443711363833.

It is a happy number.

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 106909127257969 + 231453990086544 = 10339687^2 + 15213612^2 .

It is a cyclic number.

It is not a de Polignac number, because 338363117344513 - 2²⁹ = 338362580473601 is a prime.

It is a super-2 number, since 2×338363117344513² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338363117348513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118391572170 + ... + 118391575027.

It is an arithmetic number, because the mean of its divisors is an integer number (84649975123285).

Almost surely, 2^{338363117344513} is an apocalyptic number.

It is an amenable number.

338363117344513 is a deficient number, since it is larger than the sum of its proper divisors (236783148627).

338363117344513 is a wasteful number, since it uses less digits than its factorization.

338363117344513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236783148626.

The product of its digits is 19595520, while the sum is 55.

The spelling of 338363117344513 in words is "three hundred thirty-eight trillion, three hundred sixty-three billion, one hundred seventeen million, three hundred forty-four thousand, five hundred thirteen".