11475563000 has 128 divisors (see below), whose sum is σ = 30836332800. Its totient is φ = 3953232000.

The previous prime is 11475562961. The next prime is 11475563003. The reversal of 11475563000 is 36557411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11475563003) 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, 181547 + ... + 236453.

It is an arithmetic number, because the mean of its divisors is an integer number (240908850).

Almost surely, 2^11475563000 is an apocalyptic number.

11475563000 is a gapful number since it is divisible by the number (10) 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 11475563000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15418166400).

11475563000 is an abundant number, since it is smaller than the sum of its proper divisors (19360769800).

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

11475563000 is a wasteful number, since it uses less digits than its factorization.

11475563000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54958 (or 54944 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

It can be divided in two parts, 11475 and 563000, that added together give a palindrome (574475).

The spelling of 11475563000 in words is "eleven billion, four hundred seventy-five million, five hundred sixty-three thousand".