338144781367 has 4 divisors (see below), whose sum is σ = 338146909096. Its totient is φ = 338142653640.

The previous prime is 338144781341. The next prime is 338144781397. The reversal of 338144781367 is 763187441833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 763187441833 = 263 ⋅2901853391.

It is a cyclic number.

It is not a de Polignac number, because 338144781367 - 2¹¹ = 338144779319 is a prime.

It is a super-2 number, since 2×338144781367² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338144781397) 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, 804384 + ... + 1150357.

It is an arithmetic number, because the mean of its divisors is an integer number (84536727274).

Almost surely, 2^338144781367 is an apocalyptic number.

338144781367 is a deficient number, since it is larger than the sum of its proper divisors (2127729).

338144781367 is a wasteful number, since it uses less digits than its factorization.

338144781367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127728.

The product of its digits is 8128512, while the sum is 55.

The spelling of 338144781367 in words is "three hundred thirty-eight billion, one hundred forty-four million, seven hundred eighty-one thousand, three hundred sixty-seven".