11568863634 has 16 divisors (see below), whose sum is σ = 23195432160. Its totient is φ = 3846670400.

The previous prime is 11568863627. The next prime is 11568863651. The reversal of 11568863634 is 43636886511.

11568863634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2401764 + ... + 2406575.

It is an arithmetic number, because the mean of its divisors is an integer number (1449714510).

Almost surely, 2^11568863634 is an apocalyptic number.

11568863634 is an abundant number, since it is smaller than the sum of its proper divisors (11626568526).

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

11568863634 is a wasteful number, since it uses less digits than its factorization.

11568863634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4808745.

The product of its digits is 2488320, while the sum is 51.

The spelling of 11568863634 in words is "eleven billion, five hundred sixty-eight million, eight hundred sixty-three thousand, six hundred thirty-four".