11065552256 has 64 divisors (see below), whose sum is σ = 24443145360. Its totient is φ = 4947302400.

The previous prime is 11065552249. The next prime is 11065552261. The reversal of 11065552256 is 65225556011.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent 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, 21470 + ... + 150306.

Almost surely, 2^11065552256 is an apocalyptic number.

11065552256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11065552256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12221572680).

11065552256 is an abundant number, since it is smaller than the sum of its proper divisors (13377593104).

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

11065552256 is a wasteful number, since it uses less digits than its factorization.

11065552256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128923 (or 128911 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 11065552256 in words is "eleven billion, sixty-five million, five hundred fifty-two thousand, two hundred fifty-six".