11546427666 has 64 divisors (see below), whose sum is σ = 23772214656. Its totient is φ = 3737664000.

The previous prime is 11546427649. The next prime is 11546427677. The reversal of 11546427666 is 66672464511.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9333600 + ... + 9334836.

It is an arithmetic number, because the mean of its divisors is an integer number (371440854).

Almost surely, 2^11546427666 is an apocalyptic number.

11546427666 is an abundant number, since it is smaller than the sum of its proper divisors (12225786990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11546427666 is a wasteful number, since it uses less digits than its factorization.

11546427666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627.

The product of its digits is 1451520, while the sum is 48.

The spelling of 11546427666 in words is "eleven billion, five hundred forty-six million, four hundred twenty-seven thousand, six hundred sixty-six".