12449017333 has 4 divisors (see below), whose sum is σ = 12738529408. Its totient is φ = 12159505260.

The previous prime is 12449017319. The next prime is 12449017367. The reversal of 12449017333 is 33371094421.

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 12449017333 - 2²¹ = 12446920181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12449017292 and 12449017301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12449018333) 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, 144755973 + ... + 144756058.

It is an arithmetic number, because the mean of its divisors is an integer number (3184632352).

Almost surely, 2^12449017333 is an apocalyptic number.

It is an amenable number.

12449017333 is a deficient number, since it is larger than the sum of its proper divisors (289512075).

12449017333 is an equidigital number, since it uses as much as digits as its factorization.

12449017333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289512074.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 12449017333 in words is "twelve billion, four hundred forty-nine million, seventeen thousand, three hundred thirty-three".