11666075707 has 16 divisors (see below), whose sum is σ = 13870741248. Its totient is φ = 9671755680.

The previous prime is 11666075689. The next prime is 11666075779. The reversal of 11666075707 is 70757066611.

It is a cyclic number.

It is not a de Polignac number, because 11666075707 - 2⁷ = 11666075579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11666076707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479583 + ... + 503320.

It is an arithmetic number, because the mean of its divisors is an integer number (866921328).

Almost surely, 2^11666075707 is an apocalyptic number.

11666075707 is a deficient number, since it is larger than the sum of its proper divisors (2204665541).

11666075707 is a wasteful number, since it uses less digits than its factorization.

11666075707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983010.

The product of its (nonzero) digits is 370440, while the sum is 46.

The spelling of 11666075707 in words is "eleven billion, six hundred sixty-six million, seventy-five thousand, seven hundred seven".