404341144340 has 96 divisors (see below), whose sum is σ = 1021964697600. Its totient is φ = 131274276480.

The previous prime is 404341144303. The next prime is 404341144379. The reversal of 404341144340 is 43441143404.

It is a super-2 number, since 2×404341144340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404341144297 and 404341144306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5921795 + ... + 5989685.

It is an arithmetic number, because the mean of its divisors is an integer number (10645465600).

Almost surely, 2^404341144340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404341144340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (510982348800).

404341144340 is an abundant number, since it is smaller than the sum of its proper divisors (617623553260).

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

404341144340 is a wasteful number, since it uses less digits than its factorization.

404341144340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70165 (or 70163 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 404341144340 its reverse (43441143404), we get a palindrome (447782287744).

The spelling of 404341144340 in words is "four hundred four billion, three hundred forty-one million, one hundred forty-four thousand, three hundred forty".