1404020004402 has 8 divisors (see below), whose sum is σ = 2808040008816. Its totient is φ = 468006668132.

The previous prime is 1404020004337. The next prime is 1404020004421. The reversal of 1404020004402 is 2044000204041.

It is a sphenic number, since it is the product of 3 distinct primes.

1404020004402 is an admirable number.

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, 117001667028 + ... + 117001667039.

It is an arithmetic number, because the mean of its divisors is an integer number (351005001102).

Almost surely, 2^{1404020004402} is an apocalyptic number.

1404020004402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1404020004402 is a wasteful number, since it uses less digits than its factorization.

1404020004402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234003334072.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 1404020004402 its reverse (2044000204041), we get a palindrome (3448020208443).

The spelling of 1404020004402 in words is "one trillion, four hundred four billion, twenty million, four thousand, four hundred two".