442001112405 has 8 divisors (see below), whose sum is σ = 707201779872. Its totient is φ = 235733926608.

The previous prime is 442001112349. The next prime is 442001112457. The reversal of 442001112405 is 504211100244.

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

It is not a de Polignac number, because 442001112405 - 2⁷ = 442001112277 is a prime.

It is a congruent 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, 14733370399 + ... + 14733370428.

It is an arithmetic number, because the mean of its divisors is an integer number (88400222484).

Almost surely, 2^442001112405 is an apocalyptic number.

It is an amenable number.

442001112405 is a deficient number, since it is larger than the sum of its proper divisors (265200667467).

442001112405 is a wasteful number, since it uses less digits than its factorization.

442001112405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29466740835.

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 442001112405 its reverse (504211100244), we get a palindrome (946212212649).

The spelling of 442001112405 in words is "four hundred forty-two billion, one million, one hundred twelve thousand, four hundred five".