11335256563 has 16 divisors (see below), whose sum is σ = 11594119680. Its totient is φ = 11080192000.

The previous prime is 11335256509. The next prime is 11335256579. The reversal of 11335256563 is 36565253311.

11335256563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11335256563 - 2¹³ = 11335248371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11335256063) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2640723 + ... + 2645011.

It is an arithmetic number, because the mean of its divisors is an integer number (724632480).

Almost surely, 2^11335256563 is an apocalyptic number.

11335256563 is a deficient number, since it is larger than the sum of its proper divisors (258863117).

11335256563 is a wasteful number, since it uses less digits than its factorization.

11335256563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718.

The product of its digits is 243000, while the sum is 40.

The spelling of 11335256563 in words is "eleven billion, three hundred thirty-five million, two hundred fifty-six thousand, five hundred sixty-three".