11942448228450 has 480 divisors, whose sum is σ = 34271650670400. Its totient is φ = 3081633569280.

The previous prime is 11942448228419. The next prime is 11942448228511. The reversal of 11942448228450 is 5482284424911.

11942448228450 is a `hidden beast` number, since 1 + 1 + 94 + 2 + 4 + 4 + 82 + 28 + 450 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 11719772041 + ... + 11719773059.

It is an arithmetic number, because the mean of its divisors is an integer number (71399272230).

Almost surely, 2^{11942448228450} is an apocalyptic number.

11942448228450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11942448228450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17135825335200).

11942448228450 is an abundant number, since it is smaller than the sum of its proper divisors (22329202441950).

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

11942448228450 is a wasteful number, since it uses less digits than its factorization.

11942448228450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648 (or 1634 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 54.

The spelling of 11942448228450 in words is "eleven trillion, nine hundred forty-two billion, four hundred forty-eight million, two hundred twenty-eight thousand, four hundred fifty".