13944748866049 has 4 divisors (see below), whose sum is σ = 14121264674560. Its totient is φ = 13768233057540.

The previous prime is 13944748866031. The next prime is 13944748866053. The reversal of 13944748866049 is 94066884744931.

13944748866049 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13944748866049 - 2⁷ = 13944748865921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13944748866029) 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, 88257904137 + ... + 88257904294.

It is an arithmetic number, because the mean of its divisors is an integer number (3530316168640).

Almost surely, 2^{13944748866049} is an apocalyptic number.

It is an amenable number.

13944748866049 is a deficient number, since it is larger than the sum of its proper divisors (176515808511).

13944748866049 is an equidigital number, since it uses as much as digits as its factorization.

13944748866049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176515808510.

The product of its (nonzero) digits is 1003290624, while the sum is 73.

The spelling of 13944748866049 in words is "thirteen trillion, nine hundred forty-four billion, seven hundred forty-eight million, eight hundred sixty-six thousand, forty-nine".