14493790489 has 4 divisors (see below), whose sum is σ = 14510317924. Its totient is φ = 14477263056.

The previous prime is 14493790483. The next prime is 14493790511. The reversal of 14493790489 is 98409739441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98409739441 = 13 ⋅7569979957.

It can be written as a sum of positive squares in 2 ways, for example, as 13538486025 + 955304464 = 116355^2 + 30908^2 .

It is a cyclic number.

It is not a de Polignac number, because 14493790489 - 2³ = 14493790481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14493790481) 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, 8262402 + ... + 8264155.

It is an arithmetic number, because the mean of its divisors is an integer number (3627579481).

Almost surely, 2^14493790489 is an apocalyptic number.

It is an amenable number.

14493790489 is a deficient number, since it is larger than the sum of its proper divisors (16527435).

14493790489 is an equidigital number, since it uses as much as digits as its factorization.

14493790489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16527434.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 14493790489 in words is "fourteen billion, four hundred ninety-three million, seven hundred ninety thousand, four hundred eighty-nine".