14921733449 has 8 divisors (see below), whose sum is σ = 17062892928. Its totient is φ = 12782944800.

The previous prime is 14921733439. The next prime is 14921733509. The reversal of 14921733449 is 94433712941.

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

It is a cyclic number.

It is not a de Polignac number, because 14921733449 - 2²⁸ = 14653297993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14921733419) 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 7 ways as a sum of consecutive naturals, for example, 579197 + ... + 604410.

It is an arithmetic number, because the mean of its divisors is an integer number (2132861616).

Almost surely, 2^14921733449 is an apocalyptic number.

It is an amenable number.

14921733449 is a deficient number, since it is larger than the sum of its proper divisors (2141159479).

14921733449 is a wasteful number, since it uses less digits than its factorization.

14921733449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185415.

The product of its digits is 653184, while the sum is 47.

The spelling of 14921733449 in words is "fourteen billion, nine hundred twenty-one million, seven hundred thirty-three thousand, four hundred forty-nine".