404211413420 has 48 divisors (see below), whose sum is σ = 855340903200. Its totient is φ = 160448117760.

The previous prime is 404211413387. The next prime is 404211413477. The reversal of 404211413420 is 24314112404.

It is a super-5 number, since 5×404211413420⁵ (a number of 59 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404211413420.

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 15 ways as a sum of consecutive naturals, for example, 6275780 + ... + 6339860.

It is an arithmetic number, because the mean of its divisors is an integer number (17819602150).

Almost surely, 2^404211413420 is an apocalyptic number.

It is an amenable number.

404211413420 is an abundant number, since it is smaller than the sum of its proper divisors (451129489780).

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

404211413420 is a wasteful number, since it uses less digits than its factorization.

404211413420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66498 (or 66496 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 404211413420 its reverse (24314112404), we get a palindrome (428525525824).

The spelling of 404211413420 in words is "four hundred four billion, two hundred eleven million, four hundred thirteen thousand, four hundred twenty".