404112243130040 has 64 divisors (see below), whose sum is σ = 914045575887360. Its totient is φ = 160792863508480.

The previous prime is 404112243130027. The next prime is 404112243130061. The reversal of 404112243130040 is 40031342211404.

It is a super-2 number, since 2×404112243130040² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404112243129985 and 404112243130012.

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, 216942464 + ... + 218797296.

It is an arithmetic number, because the mean of its divisors is an integer number (14281962123240).

Almost surely, 2^{404112243130040} is an apocalyptic number.

404112243130040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404112243130040 is an abundant number, since it is smaller than the sum of its proper divisors (509933332757320).

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

404112243130040 is a wasteful number, since it uses less digits than its factorization.

404112243130040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883552 (or 1883548 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 404112243130040 its reverse (40031342211404), we get a palindrome (444143585341444).

The spelling of 404112243130040 in words is "four hundred four trillion, one hundred twelve billion, two hundred forty-three million, one hundred thirty thousand, forty".