12000010550448 has 80 divisors (see below), whose sum is σ = 31309806686976. Its totient is φ = 3960039187200.

The previous prime is 12000010550441. The next prime is 12000010550459. The reversal of 12000010550448 is 84405501000021.

It is not an unprimeable number, because it can be changed into a prime (12000010550441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56066965 + ... + 56280587.

Almost surely, 2^{12000010550448} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12000010550448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15654903343488).

12000010550448 is an abundant number, since it is smaller than the sum of its proper divisors (19309796136528).

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

12000010550448 is a wasteful number, since it uses less digits than its factorization.

12000010550448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225322 (or 225316 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 12000010550448 its reverse (84405501000021), we get a palindrome (96405511550469).

The spelling of 12000010550448 in words is "twelve trillion, ten million, five hundred fifty thousand, four hundred forty-eight".