12042250550 has 48 divisors (see below), whose sum is σ = 24496204464. Its totient is φ = 4368000000.

The previous prime is 12042250537. The next prime is 12042250699. The reversal of 12042250550 is 5505224021.

12042250550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193250 + ... + 247850.

It is an arithmetic number, because the mean of its divisors is an integer number (510337593).

Almost surely, 2^12042250550 is an apocalyptic number.

12042250550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12042250550 is an abundant number, since it is smaller than the sum of its proper divisors (12453953914).

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

12042250550 is a wasteful number, since it uses less digits than its factorization.

12042250550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55025 (or 55020 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

Adding to 12042250550 its reverse (5505224021), we get a palindrome (17547474571).

The spelling of 12042250550 in words is "twelve billion, forty-two million, two hundred fifty thousand, five hundred fifty".