1066066006 has 16 divisors (see below), whose sum is σ = 1651489920. Its totient is φ = 515586240.

The previous prime is 1066065997. The next prime is 1066066061. The reversal of 1066066006 is 6006606601.

It is a super-2 number, since 2×1066066006² = 2272993458297584072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 215610 + ... + 220498.

It is an arithmetic number, because the mean of its divisors is an integer number (103218120).

Almost surely, 2^1066066006 is an apocalyptic number.

1066066006 is a deficient number, since it is larger than the sum of its proper divisors (585423914).

1066066006 is a wasteful number, since it uses less digits than its factorization.

1066066006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8439.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 1066066006 is about 32650.6662412882. Note that the first 3 decimals coincide. The cubic root of 1066066006 is about 1021.5540855408.

The spelling of 1066066006 in words is "one billion, sixty-six million, sixty-six thousand, six".