12304450445407 has 16 divisors (see below), whose sum is σ = 13036838220000. Its totient is φ = 11573019504640.

The previous prime is 12304450445347. The next prime is 12304450445471. The reversal of 12304450445407 is 70454405440321.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12304450445407 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 (12304450445477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303800844 + ... + 303841342.

It is an arithmetic number, because the mean of its divisors is an integer number (814802388750).

Almost surely, 2^{12304450445407} is an apocalyptic number.

12304450445407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12304450445407 is a deficient number, since it is larger than the sum of its proper divisors (732387774593).

12304450445407 is a wasteful number, since it uses less digits than its factorization.

12304450445407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51866.

The product of its (nonzero) digits is 1075200, while the sum is 43.

Adding to 12304450445407 its reverse (70454405440321), we get a palindrome (82758855885728).

The spelling of 12304450445407 in words is "twelve trillion, three hundred four billion, four hundred fifty million, four hundred forty-five thousand, four hundred seven".