1404020124224 has 28 divisors (see below), whose sum is σ = 2949990814764. Its totient is φ = 660715352064.

The previous prime is 1404020124137. The next prime is 1404020124233. The reversal of 1404020124224 is 4224210204041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 502340737600 + 901679386624 = 708760^2 + 949568^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1404020124193 and 1404020124202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645228749 + ... + 645230924.

It is an arithmetic number, because the mean of its divisors is an integer number (105356814813).

Almost surely, 2^{1404020124224} is an apocalyptic number.

It is an amenable number.

1404020124224 is an abundant number, since it is smaller than the sum of its proper divisors (1545970690540).

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

1404020124224 is a wasteful number, since it uses less digits than its factorization.

1404020124224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290459702 (or 1290459692 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 1404020124224 its reverse (4224210204041), we get a palindrome (5628230328265).

The spelling of 1404020124224 in words is "one trillion, four hundred four billion, twenty million, one hundred twenty-four thousand, two hundred twenty-four".