14748947789 has 4 divisors (see below), whose sum is σ = 14956679520. Its totient is φ = 14541216060.

The previous prime is 14748947747. The next prime is 14748947819. The reversal of 14748947789 is 98774984741.

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 de Polignac number, because none of the positive numbers 2^k-14748947789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14748947729) 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 3 ways as a sum of consecutive naturals, for example, 103865759 + ... + 103865900.

It is an arithmetic number, because the mean of its divisors is an integer number (3739169880).

Almost surely, 2^14748947789 is an apocalyptic number.

It is an amenable number.

14748947789 is a deficient number, since it is larger than the sum of its proper divisors (207731731).

14748947789 is an equidigital number, since it uses as much as digits as its factorization.

14748947789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207731730.

The product of its digits is 113799168, while the sum is 68.

The spelling of 14748947789 in words is "fourteen billion, seven hundred forty-eight million, nine hundred forty-seven thousand, seven hundred eighty-nine".