11055543200 has 72 divisors (see below), whose sum is σ = 29065475628. Its totient is φ = 4082042880.

The previous prime is 11055543199. The next prime is 11055543209. The reversal of 11055543200 is 234555011.

It can be written as a sum of positive squares in 6 ways, for example, as 4087300624 + 6968242576 = 63932^2 + 83476^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 11055543200.

It is not an unprimeable number, because it can be changed into a prime (11055543209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 521117 + ... + 541916.

Almost surely, 2^11055543200 is an apocalyptic number.

11055543200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11055543200 is an abundant number, since it is smaller than the sum of its proper divisors (18009932428).

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

11055543200 is a wasteful number, since it uses less digits than its factorization.

11055543200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063066 (or 1063053 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The spelling of 11055543200 in words is "eleven billion, fifty-five million, five hundred forty-three thousand, two hundred".