2563284368338 has 4 divisors (see below), whose sum is σ = 3844926552510. Its totient is φ = 1281642184168.

The previous prime is 2563284368311. The next prime is 2563284368339. The reversal of 2563284368338 is 8338634823652.

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

It can be written as a sum of positive squares in only one way, i.e., 1763034250849 + 800250117489 = 1327793^2 + 894567^2 .

It is not an unprimeable number, because it can be changed into a prime (2563284368339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 640821092083 + ... + 640821092086.

Almost surely, 2^{2563284368338} is an apocalyptic number.

2563284368338 is a deficient number, since it is larger than the sum of its proper divisors (1281642184172).

2563284368338 is a wasteful number, since it uses less digits than its factorization.

2563284368338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281642184171.

The product of its digits is 119439360, while the sum is 61.

The spelling of 2563284368338 in words is "two trillion, five hundred sixty-three billion, two hundred eighty-four million, three hundred sixty-eight thousand, three hundred thirty-eight".