442235435353 has 4 divisors (see below), whose sum is σ = 442257690420. Its totient is φ = 442213180288.

The previous prime is 442235435333. The next prime is 442235435357. The reversal of 442235435353 is 353534532244.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 393426254169 + 48809181184 = 627237^2 + 220928^2 .

It is a cyclic number.

It is not a de Polignac number, because 442235435353 - 2²⁹ = 441698564441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442235435357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11097700 + ... + 11137477.

It is an arithmetic number, because the mean of its divisors is an integer number (110564422605).

Almost surely, 2^442235435353 is an apocalyptic number.

It is an amenable number.

442235435353 is a deficient number, since it is larger than the sum of its proper divisors (22255067).

442235435353 is a wasteful number, since it uses less digits than its factorization.

442235435353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22255066.

The product of its digits is 2592000, while the sum is 43.

Adding to 442235435353 its reverse (353534532244), we get a palindrome (795769967597).

The spelling of 442235435353 in words is "four hundred forty-two billion, two hundred thirty-five million, four hundred thirty-five thousand, three hundred fifty-three".