1005556000105 has 8 divisors (see below), whose sum is σ = 1211982916032. Its totient is φ = 800900989488.

The previous prime is 1005556000079. The next prime is 1005556000153. The reversal of 1005556000105 is 5010006555001.

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 1005556000105 - 2¹⁵ = 1005555967337 is a prime.

It is a super-2 number, since 2×1005556000105² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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, 442975077 + ... + 442977346.

It is an arithmetic number, because the mean of its divisors is an integer number (151497864504).

Almost surely, 2^{1005556000105} is an apocalyptic number.

It is an amenable number.

1005556000105 is a deficient number, since it is larger than the sum of its proper divisors (206426915927).

1005556000105 is an equidigital number, since it uses as much as digits as its factorization.

1005556000105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885952655.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 1005556000105 in words is "one trillion, five billion, five hundred fifty-six million, one hundred five", and thus it is an aban number.