243775311414 has 16 divisors (see below), whose sum is σ = 487699714560. Its totient is φ = 81233588520.

The previous prime is 243775311379. The next prime is 243775311463. The reversal of 243775311414 is 414113577342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6190894 + ... + 6230145.

It is an arithmetic number, because the mean of its divisors is an integer number (30481232160).

Almost surely, 2^243775311414 is an apocalyptic number.

243775311414 is an abundant number, since it is smaller than the sum of its proper divisors (243924403146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243775311414 is a wasteful number, since it uses less digits than its factorization.

243775311414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12424315.

The product of its digits is 282240, while the sum is 42.

Adding to 243775311414 its reverse (414113577342), we get a palindrome (657888888756).

The spelling of 243775311414 in words is "two hundred forty-three billion, seven hundred seventy-five million, three hundred eleven thousand, four hundred fourteen".