13206600660231 has 24 divisors (see below), whose sum is σ = 20812009669776. Its totient is φ = 8003381696640.

The previous prime is 13206600660221. The next prime is 13206600660233.

13206600660231 is a `hidden beast` number, since 1 + 3 + 20 + 6 + 600 + 6 + 6 + 0 + 23 + 1 = 666.

13206600660231 is nontrivially palindromic in base 10.

13206600660231 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 13206600660231 - 2¹⁰ = 13206600659207 is a prime.

It is a super-2 number, since 2×13206600660231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13206600660233) 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, 3867040 + ... + 6431733.

It is an arithmetic number, because the mean of its divisors is an integer number (867167069574).

Almost surely, 2^{13206600660231} is an apocalyptic number.

13206600660231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13206600660231 is a deficient number, since it is larger than the sum of its proper divisors (7605409009545).

13206600660231 is a wasteful number, since it uses less digits than its factorization.

13206600660231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10311743 (or 10311740 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

It can be divided in two parts, 13206600 and 660231, that added together give a palindrome (13866831).

The spelling of 13206600660231 in words is "thirteen trillion, two hundred six billion, six hundred million, six hundred sixty thousand, two hundred thirty-one".