12045414455 has 4 divisors (see below), whose sum is σ = 14454497352. Its totient is φ = 9636331560.

The previous prime is 12045414391. The next prime is 12045414457. The reversal of 12045414455 is 55441454021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12045414455 - 2⁶ = 12045414391 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 (12045414457) 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, 1204541441 + ... + 1204541450.

It is an arithmetic number, because the mean of its divisors is an integer number (3613624338).

Almost surely, 2^12045414455 is an apocalyptic number.

12045414455 is a deficient number, since it is larger than the sum of its proper divisors (2409082897).

12045414455 is an equidigital number, since it uses as much as digits as its factorization.

12045414455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2409082896.

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 12045414455 its reverse (55441454021), we get a palindrome (67486868476).

The spelling of 12045414455 in words is "twelve billion, forty-five million, four hundred fourteen thousand, four hundred fifty-five".