4450221115242 has 16 divisors (see below), whose sum is σ = 10171933977792. Its totient is φ = 1271491747200.

The previous prime is 4450221115213. The next prime is 4450221115253. The reversal of 4450221115242 is 2425111220544.

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 7 ways as a sum of consecutive naturals, for example, 52978822759 + ... + 52978822842.

It is an arithmetic number, because the mean of its divisors is an integer number (635745873612).

Almost surely, 2^{4450221115242} is an apocalyptic number.

4450221115242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4450221115242 is an abundant number, since it is smaller than the sum of its proper divisors (5721712862550).

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

4450221115242 is a wasteful number, since it uses less digits than its factorization.

4450221115242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105957645613.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 4450221115242 its reverse (2425111220544), we get a palindrome (6875332335786).

The spelling of 4450221115242 in words is "four trillion, four hundred fifty billion, two hundred twenty-one million, one hundred fifteen thousand, two hundred forty-two".