11686065554 has 8 divisors (see below), whose sum is σ = 17582057328. Its totient is φ = 5825379780.

The previous prime is 11686065551. The next prime is 11686065617. The reversal of 11686065554 is 45556068611.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11686065499 and 11686065508.

It is not an unprimeable number, because it can be changed into a prime (11686065551) 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, 8825672 + ... + 8826995.

It is an arithmetic number, because the mean of its divisors is an integer number (2197757166).

Almost surely, 2^11686065554 is an apocalyptic number.

11686065554 is a deficient number, since it is larger than the sum of its proper divisors (5895991774).

11686065554 is a wasteful number, since it uses less digits than its factorization.

11686065554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17653000.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 11686065554 in words is "eleven billion, six hundred eighty-six million, sixty-five thousand, five hundred fifty-four".