11353643056 has 40 divisors (see below), whose sum is σ = 25552359584. Its totient is φ = 4786076160.

The previous prime is 11353643017. The next prime is 11353643107. The reversal of 11353643056 is 65034635311.

It is a happy number.

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, 824085 + ... + 837748.

Almost surely, 2^11353643056 is an apocalyptic number.

11353643056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11353643056 is an abundant number, since it is smaller than the sum of its proper divisors (14198716528).

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

11353643056 is a wasteful number, since it uses less digits than its factorization.

11353643056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661909 (or 1661903 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 11353643056 in words is "eleven billion, three hundred fifty-three million, six hundred forty-three thousand, fifty-six".