12350568449 has 4 divisors (see below), whose sum is σ = 12352724736. Its totient is φ = 12348412164.

The previous prime is 12350568421. The next prime is 12350568463. The reversal of 12350568449 is 94486505321.

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 a de Polignac number, because none of the positive numbers 2^k-12350568449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12350568469) 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, 1069529 + ... + 1081014.

It is an arithmetic number, because the mean of its divisors is an integer number (3088181184).

Almost surely, 2^12350568449 is an apocalyptic number.

It is an amenable number.

12350568449 is a deficient number, since it is larger than the sum of its proper divisors (2156287).

12350568449 is an equidigital number, since it uses as much as digits as its factorization.

12350568449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156286.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 12350568449 in words is "twelve billion, three hundred fifty million, five hundred sixty-eight thousand, four hundred forty-nine".