11443443040400 has 120 divisors (see below), whose sum is σ = 31424217501120. Its totient is φ = 3922992622080.

The previous prime is 11443443040291. The next prime is 11443443040417. The reversal of 11443443040400 is 404034434411.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23358767 + ... + 23843633.

It is an arithmetic number, because the mean of its divisors is an integer number (261868479176).

Almost surely, 2^{11443443040400} is an apocalyptic number.

11443443040400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11443443040400 is an abundant number, since it is smaller than the sum of its proper divisors (19980774460720).

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

11443443040400 is a wasteful number, since it uses less digits than its factorization.

11443443040400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493321 (or 493310 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 11443443040400 its reverse (404034434411), we get a palindrome (11847477474811).

The spelling of 11443443040400 in words is "eleven trillion, four hundred forty-three billion, four hundred forty-three million, forty thousand, four hundred".