14084686243849 has 9 divisors (see below), whose sum is σ = 15251517816213. Its totient is φ = 13001203804992.

The previous prime is 14084686243751. The next prime is 14084686243853. The reversal of 14084686243849 is 94834268648041.

The square root of 14084686243849 is 3752957.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 992822924025 + 13091863319824 = 996405^2 + 3618268^2 .

It is not a de Polignac number, because 14084686243849 - 2²¹ = 14084684146697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14084686243879) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 48644097 + ... + 48932785.

Almost surely, 2^{14084686243849} is an apocalyptic number.

14084686243849 is the 3752957-th square number.

14084686243849 is the 1876479-th centered octagonal number.

It is an amenable number.

14084686243849 is a deficient number, since it is larger than the sum of its proper divisors (1166831572364).

14084686243849 is an frugal number, since it uses more digits than its factorization.

14084686243849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577404 (or 288702 counting only the distinct ones).

The product of its (nonzero) digits is 254803968, while the sum is 67.

The spelling of 14084686243849 in words is "fourteen trillion, eighty-four billion, six hundred eighty-six million, two hundred forty-three thousand, eight hundred forty-nine".