14143863549 has 16 divisors (see below), whose sum is σ = 20273402880. Its totient is φ = 8742901680.

The previous prime is 14143863533. The next prime is 14143863577. The reversal of 14143863549 is 94536834141.

It is not a de Polignac number, because 14143863549 - 2⁴ = 14143863533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14143863498 and 14143863507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14143863529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2637087 + ... + 2642444.

It is an arithmetic number, because the mean of its divisors is an integer number (1267087680).

Almost surely, 2^14143863549 is an apocalyptic number.

14143863549 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14143863549 is a deficient number, since it is larger than the sum of its proper divisors (6129539331).

14143863549 is a wasteful number, since it uses less digits than its factorization.

14143863549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279600.

The product of its digits is 1244160, while the sum is 48.

The spelling of 14143863549 in words is "fourteen billion, one hundred forty-three million, eight hundred sixty-three thousand, five hundred forty-nine".