14729948689 has 3 divisors (see below), whose sum is σ = 14730070057. Its totient is φ = 14729827322.

The previous prime is 14729948657. The next prime is 14729948699. The reversal of 14729948689 is 98684992741.

The square root of 14729948689 is 121367.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 14729948689 - 2⁵ = 14729948657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14729948609) 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 2 ways as a sum of consecutive naturals, for example, 60684 + ... + 182050.

Almost surely, 2^14729948689 is an apocalyptic number.

14729948689 is the 121367-th square number.

14729948689 is the 60684-th centered octagonal number.

It is an amenable number.

14729948689 is a deficient number, since it is larger than the sum of its proper divisors (121368).

14729948689 is an frugal number, since it uses more digits than its factorization.

14729948689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242734 (or 121367 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 67.

The spelling of 14729948689 in words is "fourteen billion, seven hundred twenty-nine million, nine hundred forty-eight thousand, six hundred eighty-nine".