446428228242 has 8 divisors (see below), whose sum is σ = 892856456496. Its totient is φ = 148809409412.

The previous prime is 446428228219. The next prime is 446428228243. The reversal of 446428228242 is 242822824644.

It is a sphenic number, since it is the product of 3 distinct primes.

446428228242 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 446428228191 and 446428228200.

It is not an unprimeable number, because it can be changed into a prime (446428228243) 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 3 ways as a sum of consecutive naturals, for example, 37202352348 + ... + 37202352359.

It is an arithmetic number, because the mean of its divisors is an integer number (111607057062).

Almost surely, 2^446428228242 is an apocalyptic number.

446428228242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

446428228242 is a wasteful number, since it uses less digits than its factorization.

446428228242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74404704712.

The product of its digits is 3145728, while the sum is 48.

The spelling of 446428228242 in words is "four hundred forty-six billion, four hundred twenty-eight million, two hundred twenty-eight thousand, two hundred forty-two".