13205606142051 has 24 divisors (see below), whose sum is σ = 19424535629616. Its totient is φ = 8642856479040.

The previous prime is 13205606142019. The next prime is 13205606142139. The reversal of 13205606142051 is 15024160650231.

13205606142051 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 5 + 606 + 1 + 42 + 0 + 5 + 1 = 666.

It is not a de Polignac number, because 13205606142051 - 2⁵ = 13205606142019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13205606141997 and 13205606142015.

It is not an unprimeable number, because it can be changed into a prime (13205606142851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22708980 + ... + 23283233.

It is an arithmetic number, because the mean of its divisors is an integer number (809355651234).

Almost surely, 2^{13205606142051} is an apocalyptic number.

13205606142051 is a deficient number, since it is larger than the sum of its proper divisors (6218929487565).

13205606142051 is a wasteful number, since it uses less digits than its factorization.

13205606142051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45992803 (or 45992800 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 13205606142051 its reverse (15024160650231), we get a palindrome (28229766792282).

The spelling of 13205606142051 in words is "thirteen trillion, two hundred five billion, six hundred six million, one hundred forty-two thousand, fifty-one".