11255775024 has 160 divisors (see below), whose sum is σ = 31680472320. Its totient is φ = 3423108096.

The previous prime is 11255775023. The next prime is 11255775043. The reversal of 11255775024 is 42057755211.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (11255775023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32437219 + ... + 32437565.

It is an arithmetic number, because the mean of its divisors is an integer number (198002952).

Almost surely, 2^11255775024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11255775024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15840236160).

11255775024 is an abundant number, since it is smaller than the sum of its proper divisors (20424697296).

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

11255775024 is a wasteful number, since it uses less digits than its factorization.

11255775024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 98000, while the sum is 39.

The spelling of 11255775024 in words is "eleven billion, two hundred fifty-five million, seven hundred seventy-five thousand, twenty-four".