11225045500 has 48 divisors (see below), whose sum is σ = 24568506144. Its totient is φ = 4480310400.

The previous prime is 11225045449. The next prime is 11225045519. The reversal of 11225045500 is 554052211.

11225045500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 209464 + ... + 257536.

It is an arithmetic number, because the mean of its divisors is an integer number (511843878).

Almost surely, 2^11225045500 is an apocalyptic number.

11225045500 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 11225045500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12284253072).

11225045500 is an abundant number, since it is smaller than the sum of its proper divisors (13343460644).

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

11225045500 is a wasteful number, since it uses less digits than its factorization.

11225045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48559 (or 48547 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 11225045500 its reverse (554052211), we get a palindrome (11779097711).

The spelling of 11225045500 in words is "eleven billion, two hundred twenty-five million, forty-five thousand, five hundred".