442222262000 has 40 divisors (see below), whose sum is σ = 1069293434352. Its totient is φ = 176888904000.

The previous prime is 442222261963. The next prime is 442222262003. The reversal of 442222262000 is 262222244.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442222262003) 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 7 ways as a sum of consecutive naturals, for example, 110553566 + ... + 110557565.

Almost surely, 2^442222262000 is an apocalyptic number.

442222262000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442222262000 is an abundant number, since it is smaller than the sum of its proper divisors (627071172352).

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

442222262000 is a wasteful number, since it uses less digits than its factorization.

442222262000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221111154 (or 221111138 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 442222262000 its reverse (262222244), we get a palindrome (442484484244).

The spelling of 442222262000 in words is "four hundred forty-two billion, two hundred twenty-two million, two hundred sixty-two thousand".