11204134400 has 60 divisors (see below), whose sum is σ = 27759150012. Its totient is φ = 4481648640.

The previous prime is 11204134351. The next prime is 11204134451. The reversal of 11204134400 is 443140211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 424862 + ... + 450461.

Almost surely, 2^11204134400 is an apocalyptic number.

11204134400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11204134400 is an abundant number, since it is smaller than the sum of its proper divisors (16555015612).

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

11204134400 is an frugal number, since it uses more digits than its factorization.

11204134400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875351 (or 875330 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11204134400 its reverse (443140211), we get a palindrome (11647274611).

The spelling of 11204134400 in words is "eleven billion, two hundred four million, one hundred thirty-four thousand, four hundred".