11563647242 has 16 divisors (see below), whose sum is σ = 19830261120. Its totient is φ = 4954132368.

The previous prime is 11563647229. The next prime is 11563647301. The reversal of 11563647242 is 24274636511.

It is a self number, because there is not a number n which added to its sum of digits gives 11563647242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100742 + ... + 182417.

It is an arithmetic number, because the mean of its divisors is an integer number (1239391320).

Almost surely, 2^11563647242 is an apocalyptic number.

11563647242 is a deficient number, since it is larger than the sum of its proper divisors (8266613878).

11563647242 is a wasteful number, since it uses less digits than its factorization.

11563647242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286085.

The product of its digits is 241920, while the sum is 41.

The spelling of 11563647242 in words is "eleven billion, five hundred sixty-three million, six hundred forty-seven thousand, two hundred forty-two".