13323134123505 has 96 divisors (see below), whose sum is σ = 23464133312256. Its totient is φ = 6992333094912.

The previous prime is 13323134123449. The next prime is 13323134123549. The reversal of 13323134123505 is 50532143132331.

13323134123505 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 3 + 134 + 12 + 3 + 505 = 666.

13323134123505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13323134123505 - 2¹² = 13323134119409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13323134123505.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1288125364 + ... + 1288135706.

It is an arithmetic number, because the mean of its divisors is an integer number (244418055336).

Almost surely, 2^{13323134123505} is an apocalyptic number.

13323134123505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13323134123505 is a deficient number, since it is larger than the sum of its proper divisors (10140999188751).

13323134123505 is a wasteful number, since it uses less digits than its factorization.

13323134123505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11767 (or 11764 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

Adding to 13323134123505 its reverse (50532143132331), we get a palindrome (63855277255836).

The spelling of 13323134123505 in words is "thirteen trillion, three hundred twenty-three billion, one hundred thirty-four million, one hundred twenty-three thousand, five hundred five".