404633042042424 has 64 divisors (see below), whose sum is σ = 1089524507262240. Its totient is φ = 124487862405120.

The previous prime is 404633042042423. The next prime is 404633042042519. The reversal of 404633042042424 is 424240240336404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404633042042423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73441717 + ... + 78758820.

Almost surely, 2^{404633042042424} is an apocalyptic number.

It is an amenable number.

404633042042424 is an abundant number, since it is smaller than the sum of its proper divisors (684891465219816).

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

404633042042424 is a wasteful number, since it uses less digits than its factorization.

404633042042424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152209080 (or 152209076 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 42.

Adding to 404633042042424 its reverse (424240240336404), we get a palindrome (828873282378828).

The spelling of 404633042042424 in words is "four hundred four trillion, six hundred thirty-three billion, forty-two million, forty-two thousand, four hundred twenty-four".