42081110005 has 8 divisors (see below), whose sum is σ = 55087998624. Its totient is φ = 30604443600.

The previous prime is 42081109999. The next prime is 42081110039. The reversal of 42081110005 is 50001118024.

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

It is not a de Polignac number, because 42081110005 - 2¹³ = 42081101813 is a prime.

It is a super-2 number, since 2×42081110005² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

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, 382555491 + ... + 382555600.

It is an arithmetic number, because the mean of its divisors is an integer number (6885999828).

Almost surely, 2^42081110005 is an apocalyptic number.

It is an amenable number.

42081110005 is a deficient number, since it is larger than the sum of its proper divisors (13006888619).

42081110005 is a wasteful number, since it uses less digits than its factorization.

42081110005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765111107.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 42081110005 its reverse (50001118024), we get a palindrome (92082228029).

The spelling of 42081110005 in words is "forty-two billion, eighty-one million, one hundred ten thousand, five".