4000111000505 has 8 divisors (see below), whose sum is σ = 4813212584832. Its totient is φ = 3191369210928.

The previous prime is 4000111000453. The next prime is 4000111000507. The reversal of 4000111000505 is 5050001110004.

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

It is a cyclic number.

It is not a de Polignac number, because 4000111000505 - 2¹⁰ = 4000110999481 is a prime.

It is a super-2 number, since 2×4000111000505² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000111000507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089946667 + ... + 1089950336.

It is an arithmetic number, because the mean of its divisors is an integer number (601651573104).

Almost surely, 2^{4000111000505} is an apocalyptic number.

It is an amenable number.

4000111000505 is a deficient number, since it is larger than the sum of its proper divisors (813101584327).

4000111000505 is a wasteful number, since it uses less digits than its factorization.

4000111000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2179897375.

The product of its (nonzero) digits is 100, while the sum is 17.

Adding to 4000111000505 its reverse (5050001110004), we get a palindrome (9050112110509).

The spelling of 4000111000505 in words is "four trillion, one hundred eleven million, five hundred five", and thus it is an aban number.