11344044400 has 60 divisors (see below), whose sum is σ = 29350546792. Its totient is φ = 4188568320.

The previous prime is 11344044379. The next prime is 11344044407. The reversal of 11344044400 is 444044311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344044407) 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, 1085574 + ... + 1095973.

Almost surely, 2^11344044400 is an apocalyptic number.

11344044400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11344044400 is an abundant number, since it is smaller than the sum of its proper divisors (18006502392).

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

11344044400 is a wasteful number, since it uses less digits than its factorization.

11344044400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181578 (or 2181567 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 11344044400 its reverse (444044311), we get a palindrome (11788088711).

The spelling of 11344044400 in words is "eleven billion, three hundred forty-four million, forty-four thousand, four hundred".