404024120104 has 48 divisors (see below), whose sum is σ = 877885116480. Its totient is φ = 172844532480.

The previous prime is 404024120077. The next prime is 404024120107. The reversal of 404024120104 is 401021420404.

It is a super-2 number, since 2×404024120104² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (404024120107) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 7917792 + ... + 7968655.

It is an arithmetic number, because the mean of its divisors is an integer number (18289273260).

Almost surely, 2^404024120104 is an apocalyptic number.

404024120104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404024120104 is an abundant number, since it is smaller than the sum of its proper divisors (473860996376).

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

404024120104 is a wasteful number, since it uses less digits than its factorization.

404024120104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15886498 (or 15886477 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 404024120104 its reverse (401021420404), we get a palindrome (805045540508).

The spelling of 404024120104 in words is "four hundred four billion, twenty-four million, one hundred twenty thousand, one hundred four".