442240022442 has 16 divisors (see below), whose sum is σ = 884551516992. Its totient is φ = 147401428800.

The previous prime is 442240022437. The next prime is 442240022461. The reversal of 442240022442 is 244220042244.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2897398 + ... + 3046209.

It is an arithmetic number, because the mean of its divisors is an integer number (55284469812).

Almost surely, 2^442240022442 is an apocalyptic number.

442240022442 is an abundant number, since it is smaller than the sum of its proper divisors (442311494550).

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

442240022442 is a wasteful number, since it uses less digits than its factorization.

442240022442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5956013.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 442240022442 its reverse (244220042244), we get a palindrome (686460064686).

The spelling of 442240022442 in words is "four hundred forty-two billion, two hundred forty million, twenty-two thousand, four hundred forty-two".