2242458542421 has 24 divisors (see below), whose sum is σ = 3326747480160. Its totient is φ = 1454525172576.

The previous prime is 2242458542381. The next prime is 2242458542449. The reversal of 2242458542421 is 1242458542422.

2242458542421 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 4 + 585 + 42 + 4 + 21 = 666.

It is not a de Polignac number, because 2242458542421 - 2⁹ = 2242458541909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242458542491) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 14595226 + ... + 14748068.

It is an arithmetic number, because the mean of its divisors is an integer number (138614478340).

Almost surely, 2^{2242458542421} is an apocalyptic number.

It is an amenable number.

2242458542421 is a deficient number, since it is larger than the sum of its proper divisors (1084288937739).

2242458542421 is a wasteful number, since it uses less digits than its factorization.

2242458542421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196945 (or 196942 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 45.

Subtracting from 2242458542421 its reverse (1242458542422), we obtain a palindrome (999999999999).

The spelling of 2242458542421 in words is "two trillion, two hundred forty-two billion, four hundred fifty-eight million, five hundred forty-two thousand, four hundred twenty-one".