11070061666 has 8 divisors (see below), whose sum is σ = 17581862700. Its totient is φ = 5209440768.

The previous prime is 11070061663. The next prime is 11070061699. The reversal of 11070061666 is 66616007011.

It can be written as a sum of positive squares in 2 ways, for example, as 10564756225 + 505305441 = 102785^2 + 22479^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 325590049 = 11070061666 / (1 + 1 + 0 + 7 + 0 + 0 + 6 + 1 + 6 + 6 + 6).

It is not an unprimeable number, because it can be changed into a prime (11070061661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162794991 + ... + 162795058.

Almost surely, 2^11070061666 is an apocalyptic number.

11070061666 is a deficient number, since it is larger than the sum of its proper divisors (6511801034).

11070061666 is a wasteful number, since it uses less digits than its factorization.

11070061666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325590068.

The product of its (nonzero) digits is 9072, while the sum is 34.

Adding to 11070061666 its reverse (66616007011), we get a palindrome (77686068677).

The spelling of 11070061666 in words is "eleven billion, seventy million, sixty-one thousand, six hundred sixty-six".