1404224243120 has 40 divisors (see below), whose sum is σ = 3326421778416. Its totient is φ = 551091776768.

The previous prime is 1404224243029. The next prime is 1404224243129. The reversal of 1404224243120 is 213424224041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1404224243129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165588242 + ... + 165596721.

Almost surely, 2^{1404224243120} is an apocalyptic number.

1404224243120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404224243120 is an abundant number, since it is smaller than the sum of its proper divisors (1922197535296).

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

1404224243120 is a wasteful number, since it uses less digits than its factorization.

1404224243120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331185029 (or 331185023 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1404224243120 its reverse (213424224041), we get a palindrome (1617648467161).

The spelling of 1404224243120 in words is "one trillion, four hundred four billion, two hundred twenty-four million, two hundred forty-three thousand, one hundred twenty".