1066000055 has 8 divisors (see below), whose sum is σ = 1288965744. Its totient is φ = 846289600.

The previous prime is 1066000049. The next prime is 1066000121. The reversal of 1066000055 is 5500006601.

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

It is not a de Polignac number, because 1066000055 - 2¹⁴ = 1065983671 is a prime.

It is a super-2 number, since 2×1066000055² = 2272712234520006050, which 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, 813086 + ... + 814395.

It is an arithmetic number, because the mean of its divisors is an integer number (161120718).

Almost surely, 2^1066000055 is an apocalyptic number.

1066000055 is a deficient number, since it is larger than the sum of its proper divisors (222965689).

1066000055 is a wasteful number, since it uses less digits than its factorization.

1066000055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627617.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1066000055 is about 32649.6562769044. The cubic root of 1066000055 is about 1021.5330193334.

Adding to 1066000055 its reverse (5500006601), we get a palindrome (6566006656).

The spelling of 1066000055 in words is "one billion, sixty-six million, fifty-five", and thus it is an aban number and an uban number.