13261666362267 has 8 divisors (see below), whose sum is σ = 17682375586896. Its totient is φ = 8841034022912.

The previous prime is 13261666362167. The next prime is 13261666362293. The reversal of 13261666362267 is 76226366616231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13261666362267 - 2¹¹ = 13261666360219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13261666362167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18817638 + ... + 19509659.

It is an arithmetic number, because the mean of its divisors is an integer number (2210296948362).

Almost surely, 2^{13261666362267} is an apocalyptic number.

13261666362267 is a deficient number, since it is larger than the sum of its proper divisors (4420709224629).

13261666362267 is a wasteful number, since it uses less digits than its factorization.

13261666362267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38442637.

The product of its digits is 23514624, while the sum is 57.

The spelling of 13261666362267 in words is "thirteen trillion, two hundred sixty-one billion, six hundred sixty-six million, three hundred sixty-two thousand, two hundred sixty-seven".