404112242000 has 80 divisors (see below), whose sum is σ = 991727959872. Its totient is φ = 159232233600.

The previous prime is 404112241997. The next prime is 404112242029. The reversal of 404112242000 is 242211404.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1373882 + ... + 1641881.

Almost surely, 2^404112242000 is an apocalyptic number.

404112242000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404112242000 is an abundant number, since it is smaller than the sum of its proper divisors (587615717872).

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

404112242000 is a wasteful number, since it uses less digits than its factorization.

404112242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3015853 (or 3015837 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 404112242000 its reverse (242211404), we get a palindrome (404354453404).

The spelling of 404112242000 in words is "four hundred four billion, one hundred twelve million, two hundred forty-two thousand".