14247132744857 has 4 divisors (see below), whose sum is σ = 14248970380980. Its totient is φ = 14245295108736.

The previous prime is 14247132744763. The next prime is 14247132744913. The reversal of 14247132744857 is 75844723174241.

It is a happy number.

14247132744857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12532017723481 + 1715115021376 = 3540059^2 + 1309624^2 .

It is a cyclic number.

It is not a de Polignac number, because 14247132744857 - 2²⁴ = 14247115967641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14247132744796 and 14247132744805.

It is not an unprimeable number, because it can be changed into a prime (14247132747857) 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, 918806432 + ... + 918821937.

It is an arithmetic number, because the mean of its divisors is an integer number (3562242595245).

Almost surely, 2^{14247132744857} is an apocalyptic number.

It is an amenable number.

14247132744857 is a deficient number, since it is larger than the sum of its proper divisors (1837636123).

14247132744857 is an equidigital number, since it uses as much as digits as its factorization.

14247132744857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837636122.

The product of its digits is 42147840, while the sum is 59.

The spelling of 14247132744857 in words is "fourteen trillion, two hundred forty-seven billion, one hundred thirty-two million, seven hundred forty-four thousand, eight hundred fifty-seven".