13423513111353 has 24 divisors (see below), whose sum is σ = 19396622958336. Its totient is φ = 8945730561600.

The previous prime is 13423513111331. The next prime is 13423513111399. The reversal of 13423513111353 is 35311131532431.

13423513111353 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 3 + 513 + 1 + 1 + 135 + 3 = 666.

It is not a de Polignac number, because 13423513111353 - 2⁶ = 13423513111289 is a prime.

It is a super-3 number, since 3×13423513111353³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (13423513111453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374616148 + ... + 374651978.

It is an arithmetic number, because the mean of its divisors is an integer number (808192623264).

Almost surely, 2^{13423513111353} is an apocalyptic number.

It is an amenable number.

13423513111353 is a deficient number, since it is larger than the sum of its proper divisors (5973109846983).

13423513111353 is a wasteful number, since it uses less digits than its factorization.

13423513111353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49925 (or 49922 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

Adding to 13423513111353 its reverse (35311131532431), we get a palindrome (48734644643784).

The spelling of 13423513111353 in words is "thirteen trillion, four hundred twenty-three billion, five hundred thirteen million, one hundred eleven thousand, three hundred fifty-three".