243435244011 has 16 divisors (see below), whose sum is σ = 335823958560. Its totient is φ = 156670053120.

The previous prime is 243435244009. The next prime is 243435244033. The reversal of 243435244011 is 110442534342.

It is not a de Polignac number, because 243435244011 - 2¹ = 243435244009 is a prime.

It is a super-2 number, since 2×243435244011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243435244211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 369471 + ... + 789543.

It is an arithmetic number, because the mean of its divisors is an integer number (20988997410).

Almost surely, 2^243435244011 is an apocalyptic number.

243435244011 is a deficient number, since it is larger than the sum of its proper divisors (92388714549).

243435244011 is a wasteful number, since it uses less digits than its factorization.

243435244011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426766.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 243435244011 its reverse (110442534342), we get a palindrome (353877778353).

The spelling of 243435244011 in words is "two hundred forty-three billion, four hundred thirty-five million, two hundred forty-four thousand, eleven".