11663477173 has 8 divisors (see below), whose sum is σ = 12004586496. Its totient is φ = 11325064800.

The previous prime is 11663477167. The next prime is 11663477191. The reversal of 11663477173 is 37177436611.

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

It is a cyclic number.

It is not a de Polignac number, because 11663477173 - 2²⁵ = 11629922741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663471173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665461 + ... + 682762.

It is an arithmetic number, because the mean of its divisors is an integer number (1500573312).

Almost surely, 2^11663477173 is an apocalyptic number.

It is an amenable number.

11663477173 is a deficient number, since it is larger than the sum of its proper divisors (341109323).

11663477173 is a wasteful number, since it uses less digits than its factorization.

11663477173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348475.

The product of its digits is 444528, while the sum is 46.

The spelling of 11663477173 in words is "eleven billion, six hundred sixty-three million, four hundred seventy-seven thousand, one hundred seventy-three".