11545500807200 has 36 divisors (see below), whose sum is σ = 28185453847530. Its totient is φ = 4618200322560.

The previous prime is 11545500807187. The next prime is 11545500807233. The reversal of 11545500807200 is 270800554511.

It can be written as a sum of positive squares in 3 ways, for example, as 10772810582416 + 772690224784 = 3282196^2 + 879028^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7215937205 + ... + 7215938804.

Almost surely, 2^{11545500807200} is an apocalyptic number.

11545500807200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11545500807200 is an abundant number, since it is smaller than the sum of its proper divisors (16639953040330).

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

11545500807200 is a wasteful number, since it uses less digits than its factorization.

11545500807200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14431876029 (or 14431876016 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 38.

The spelling of 11545500807200 in words is "eleven trillion, five hundred forty-five billion, five hundred million, eight hundred seven thousand, two hundred".