11534344343511 has 16 divisors (see below), whose sum is σ = 16777373875200. Its totient is φ = 6990450998720.

The previous prime is 11534344343491. The next prime is 11534344343551.

11534344343511 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 11534344343511 - 2¹⁷ = 11534344212439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11534344343551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2496826 + ... + 5413208.

It is an arithmetic number, because the mean of its divisors is an integer number (1048585867200).

Almost surely, 2^{11534344343511} is an apocalyptic number.

11534344343511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11534344343511 is a deficient number, since it is larger than the sum of its proper divisors (5243029531689).

11534344343511 is a wasteful number, since it uses less digits than its factorization.

11534344343511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036246.

The product of its digits is 518400, while the sum is 42.

It can be divided in two parts, 1153434 and 4343511, that added together give a palindrome (5496945).

The spelling of 11534344343511 in words is "eleven trillion, five hundred thirty-four billion, three hundred forty-four million, three hundred forty-three thousand, five hundred eleven".