523453534511343 has 16 divisors (see below), whose sum is σ = 709859839752960. Its totient is φ = 343009665061056.

The previous prime is 523453534511339. The next prime is 523453534511351. The reversal of 523453534511343 is 343115435354325.

It is not a de Polignac number, because 523453534511343 - 2² = 523453534511339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523453534511333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191000830 + ... + 193722027.

It is an arithmetic number, because the mean of its divisors is an integer number (44366239984560).

Almost surely, 2^{523453534511343} is an apocalyptic number.

523453534511343 is a deficient number, since it is larger than the sum of its proper divisors (186406305241617).

523453534511343 is a wasteful number, since it uses less digits than its factorization.

523453534511343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384730606.

The product of its digits is 19440000, while the sum is 51.

Adding to 523453534511343 its reverse (343115435354325), we get a palindrome (866568969865668).

The spelling of 523453534511343 in words is "five hundred twenty-three trillion, four hundred fifty-three billion, five hundred thirty-four million, five hundred eleven thousand, three hundred forty-three".