11646676677 has 8 divisors (see below), whose sum is σ = 16346212960. Its totient is φ = 7355795760.

The previous prime is 11646676669. The next prime is 11646676709. The reversal of 11646676677 is 77667664611.

11646676677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11646676677 - 2³ = 11646676669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 204327661 = 11646676677 / (1 + 1 + 6 + 4 + 6 + 6 + 7 + 6 + 6 + 7 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11646676637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102163774 + ... + 102163887.

It is an arithmetic number, because the mean of its divisors is an integer number (2043276620).

Almost surely, 2^11646676677 is an apocalyptic number.

It is an amenable number.

11646676677 is a deficient number, since it is larger than the sum of its proper divisors (4699536283).

11646676677 is a wasteful number, since it uses less digits than its factorization.

11646676677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204327683.

The product of its digits is 10668672, while the sum is 57.

The spelling of 11646676677 in words is "eleven billion, six hundred forty-six million, six hundred seventy-six thousand, six hundred seventy-seven".