11143563366 has 32 divisors (see below), whose sum is σ = 24775769088. Its totient is φ = 3318181920.

The previous prime is 11143563341. The next prime is 11143563377. The reversal of 11143563366 is 66336534111.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2301876 + ... + 2306711.

It is an arithmetic number, because the mean of its divisors is an integer number (774242784).

Almost surely, 2^11143563366 is an apocalyptic number.

11143563366 is an abundant number, since it is smaller than the sum of its proper divisors (13632205722).

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

11143563366 is a wasteful number, since it uses less digits than its factorization.

11143563366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608636.

The product of its digits is 116640, while the sum is 39.

The spelling of 11143563366 in words is "eleven billion, one hundred forty-three million, five hundred sixty-three thousand, three hundred sixty-six".