13664245266311 has 4 divisors (see below), whose sum is σ = 13675815331224. Its totient is φ = 13652675201400.

The previous prime is 13664245266307. The next prime is 13664245266341. The reversal of 13664245266311 is 11366254246631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13664245266311 - 2² = 13664245266307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13664245266311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13664245266341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5785030685 + ... + 5785033046.

It is an arithmetic number, because the mean of its divisors is an integer number (3418953832806).

Almost surely, 2^{13664245266311} is an apocalyptic number.

13664245266311 is a deficient number, since it is larger than the sum of its proper divisors (11570064913).

13664245266311 is a wasteful number, since it uses less digits than its factorization.

13664245266311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11570064912.

The product of its digits is 3732480, while the sum is 50.

The spelling of 13664245266311 in words is "thirteen trillion, six hundred sixty-four billion, two hundred forty-five million, two hundred sixty-six thousand, three hundred eleven".