442244204112420 has 72 divisors (see below), whose sum is σ = 1341477710139840. Its totient is φ = 117931469140800.

The previous prime is 442244204112397. The next prime is 442244204112517. The reversal of 442244204112420 is 24211402442244.

442244204112420 is a `hidden beast` number, since 4 + 4 + 2 + 24 + 4 + 204 + 1 + 1 + 2 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67698921 + ... + 73943439.

Almost surely, 2^{442244204112420} is an apocalyptic number.

It is an amenable number.

442244204112420 is an abundant number, since it is smaller than the sum of its proper divisors (899233506027420).

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

442244204112420 is a wasteful number, since it uses less digits than its factorization.

442244204112420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6637985 (or 6637980 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

Adding to 442244204112420 its reverse (24211402442244), we get a palindrome (466455606554664).

The spelling of 442244204112420 in words is "four hundred forty-two trillion, two hundred forty-four billion, two hundred four million, one hundred twelve thousand, four hundred twenty".