14205330509 has 8 divisors (see below), whose sum is σ = 15124040568. Its totient is φ = 13295854080.

The previous prime is 14205330481. The next prime is 14205330523. The reversal of 14205330509 is 90503350241.

It can be written as a sum of positive squares in 4 ways, for example, as 3597360484 + 10607970025 = 59978^2 + 102995^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14205330509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14205330599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2305232 + ... + 2311385.

It is an arithmetic number, because the mean of its divisors is an integer number (1890505071).

Almost surely, 2^14205330509 is an apocalyptic number.

It is an amenable number.

14205330509 is a deficient number, since it is larger than the sum of its proper divisors (918710059).

14205330509 is a wasteful number, since it uses less digits than its factorization.

14205330509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4616815.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 14205330509 in words is "fourteen billion, two hundred five million, three hundred thirty thousand, five hundred nine".