11663170783 has 8 divisors (see below), whose sum is σ = 12733580160. Its totient is φ = 10594448280.

The previous prime is 11663170777. The next prime is 11663170793. The reversal of 11663170783 is 38707136611.

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 11663170783 - 2¹⁷ = 11663039711 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 (11663170723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407235 + ... + 434932.

It is an arithmetic number, because the mean of its divisors is an integer number (1591697520).

Almost surely, 2^11663170783 is an apocalyptic number.

11663170783 is a deficient number, since it is larger than the sum of its proper divisors (1070409377).

11663170783 is a wasteful number, since it uses less digits than its factorization.

11663170783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843437.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 11663170783 in words is "eleven billion, six hundred sixty-three million, one hundred seventy thousand, seven hundred eighty-three".