12254424055 has 4 divisors (see below), whose sum is σ = 14705308872. Its totient is φ = 9803539240.

The previous prime is 12254424037. The next prime is 12254424059. The reversal of 12254424055 is 55042445221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55042445221 = 12391 ⋅4442131.

It is not a de Polignac number, because 12254424055 - 2⁵ = 12254424023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12254424055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12254424059) 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 3 ways as a sum of consecutive naturals, for example, 1225442401 + ... + 1225442410.

It is an arithmetic number, because the mean of its divisors is an integer number (3676327218).

Almost surely, 2^12254424055 is an apocalyptic number.

12254424055 is a deficient number, since it is larger than the sum of its proper divisors (2450884817).

12254424055 is an equidigital number, since it uses as much as digits as its factorization.

12254424055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450884816.

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 12254424055 its reverse (55042445221), we get a palindrome (67296869276).

The spelling of 12254424055 in words is "twelve billion, two hundred fifty-four million, four hundred twenty-four thousand, fifty-five".