11040504400 has 30 divisors (see below), whose sum is σ = 26524812782. Its totient is φ = 4416201600.

The previous prime is 11040504353. The next prime is 11040504437. The reversal of 11040504400 is 440504011.

It can be written as a sum of positive squares in 3 ways, for example, as 841928256 + 10198576144 = 29016^2 + 100988^2 .

It is a congruent number.

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, 13800231 + ... + 13801030.

Almost surely, 2^11040504400 is an apocalyptic number.

11040504400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11040504400 is an abundant number, since it is smaller than the sum of its proper divisors (15484308382).

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

11040504400 is a wasteful number, since it uses less digits than its factorization.

11040504400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27601279 (or 27601268 counting only the distinct ones).

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

The spelling of 11040504400 in words is "eleven billion, forty million, five hundred four thousand, four hundred".