442227574081 has 8 divisors (see below), whose sum is σ = 445584838400. Its totient is φ = 438875949600.

The previous prime is 442227574073. The next prime is 442227574099. The reversal of 442227574081 is 180475722244.

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

It is a cyclic number.

It is not a de Polignac number, because 442227574081 - 2³ = 442227574073 is a prime.

It is a super-2 number, since 2×442227574081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442227574001) 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, 1252476 + ... + 1566253.

It is an arithmetic number, because the mean of its divisors is an integer number (55698104800).

Almost surely, 2^442227574081 is an apocalyptic number.

It is an amenable number.

442227574081 is a deficient number, since it is larger than the sum of its proper divisors (3357264319).

442227574081 is a wasteful number, since it uses less digits than its factorization.

442227574081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2819919.

The product of its (nonzero) digits is 1003520, while the sum is 46.

The spelling of 442227574081 in words is "four hundred forty-two billion, two hundred twenty-seven million, five hundred seventy-four thousand, eighty-one".