14649216593 has 4 divisors (see below), whose sum is σ = 15980963568. Its totient is φ = 13317469620.

The previous prime is 14649216583. The next prime is 14649216643. The reversal of 14649216593 is 39561294641.

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 cyclic number.

It is not a de Polignac number, because 14649216593 - 2¹⁰ = 14649215569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14649216553) 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, 665873471 + ... + 665873492.

It is an arithmetic number, because the mean of its divisors is an integer number (3995240892).

Almost surely, 2^14649216593 is an apocalyptic number.

It is an amenable number.

14649216593 is a deficient number, since it is larger than the sum of its proper divisors (1331746975).

14649216593 is a wasteful number, since it uses less digits than its factorization.

14649216593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331746974.

The product of its digits is 1399680, while the sum is 50.

The spelling of 14649216593 in words is "fourteen billion, six hundred forty-nine million, two hundred sixteen thousand, five hundred ninety-three".