11240405200 has 30 divisors (see below), whose sum is σ = 27005074454. Its totient is φ = 4496161920.

The previous prime is 11240405123. The next prime is 11240405203. The reversal of 11240405200 is 250404211.

It can be written as a sum of positive squares in 3 ways, for example, as 39992976 + 11200412224 = 6324^2 + 105832^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11240405203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14050107 + ... + 14050906.

Almost surely, 2^11240405200 is an apocalyptic number.

11240405200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11240405200 is an abundant number, since it is smaller than the sum of its proper divisors (15764669254).

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

11240405200 is a wasteful number, since it uses less digits than its factorization.

11240405200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28101031 (or 28101020 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 11240405200 its reverse (250404211), we get a palindrome (11490809411).

The spelling of 11240405200 in words is "eleven billion, two hundred forty million, four hundred five thousand, two hundred".