12327304220454 has 16 divisors (see below), whose sum is σ = 24654667419648. Its totient is φ = 4109091577032.

The previous prime is 12327304220431. The next prime is 12327304220459. The reversal of 12327304220454 is 45402240372321.

It is a super-2 number, since 2×12327304220454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12327304220459) 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 7 ways as a sum of consecutive naturals, for example, 541179 + ... + 4994745.

It is an arithmetic number, because the mean of its divisors is an integer number (1540916713728).

Almost surely, 2^{12327304220454} is an apocalyptic number.

12327304220454 is an abundant number, since it is smaller than the sum of its proper divisors (12327363199194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12327304220454 is a wasteful number, since it uses less digits than its factorization.

12327304220454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914899.

The product of its (nonzero) digits is 322560, while the sum is 39.

Adding to 12327304220454 its reverse (45402240372321), we get a palindrome (57729544592775).

The spelling of 12327304220454 in words is "twelve trillion, three hundred twenty-seven billion, three hundred four million, two hundred twenty thousand, four hundred fifty-four".