442235435401 has 16 divisors (see below), whose sum is σ = 453450057984. Its totient is φ = 431097783424.

The previous prime is 442235435381. The next prime is 442235435459. The reversal of 442235435401 is 104534532244.

It is a cyclic number.

It is not a de Polignac number, because 442235435401 - 2²¹ = 442233338249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442235435461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26335530 + ... + 26352316.

It is an arithmetic number, because the mean of its divisors is an integer number (28340628624).

Almost surely, 2^442235435401 is an apocalyptic number.

It is an amenable number.

442235435401 is a deficient number, since it is larger than the sum of its proper divisors (11214622583).

442235435401 is a wasteful number, since it uses less digits than its factorization.

442235435401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19040.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 442235435401 its reverse (104534532244), we get a palindrome (546769967645).

The spelling of 442235435401 in words is "four hundred forty-two billion, two hundred thirty-five million, four hundred thirty-five thousand, four hundred one".