442252441535 has 4 divisors (see below), whose sum is σ = 530702929848. Its totient is φ = 353801953224.

The previous prime is 442252441513. The next prime is 442252441559. The reversal of 442252441535 is 535144252244.

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

It is a cyclic number.

It is not a de Polignac number, because 442252441535 - 2⁶ = 442252441471 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442252441492 and 442252441501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44225244149 + ... + 44225244158.

It is an arithmetic number, because the mean of its divisors is an integer number (132675732462).

Almost surely, 2^442252441535 is an apocalyptic number.

442252441535 is a deficient number, since it is larger than the sum of its proper divisors (88450488313).

442252441535 is an equidigital number, since it uses as much as digits as its factorization.

442252441535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88450488312.

The product of its digits is 768000, while the sum is 41.

Adding to 442252441535 its reverse (535144252244), we get a palindrome (977396693779).

The spelling of 442252441535 in words is "four hundred forty-two billion, two hundred fifty-two million, four hundred forty-one thousand, five hundred thirty-five".