11211714662399 has 8 divisors (see below), whose sum is σ = 11430546422400. Its totient is φ = 10993152901536.

The previous prime is 11211714662389. The next prime is 11211714662453. The reversal of 11211714662399 is 99326641711211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11211714662399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

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 11211714662399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211714662359) 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, 67415924 + ... + 67582025.

It is an arithmetic number, because the mean of its divisors is an integer number (1428818302800).

Almost surely, 2^{11211714662399} is an apocalyptic number.

11211714662399 is a deficient number, since it is larger than the sum of its proper divisors (218831760001).

11211714662399 is a wasteful number, since it uses less digits than its factorization.

11211714662399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134999569.

The product of its digits is 979776, while the sum is 53.

The spelling of 11211714662399 in words is "eleven trillion, two hundred eleven billion, seven hundred fourteen million, six hundred sixty-two thousand, three hundred ninety-nine".