404033240441 has 4 divisors (see below), whose sum is σ = 404052594000. Its totient is φ = 404013886884.

The previous prime is 404033240437. The next prime is 404033240449. The reversal of 404033240441 is 144042330404.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404033240441 - 2² = 404033240437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404033240449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9645431 + ... + 9687228.

It is an arithmetic number, because the mean of its divisors is an integer number (101013148500).

Almost surely, 2^404033240441 is an apocalyptic number.

It is an amenable number.

404033240441 is a deficient number, since it is larger than the sum of its proper divisors (19353559).

404033240441 is a wasteful number, since it uses less digits than its factorization.

404033240441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19353558.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 404033240441 its reverse (144042330404), we get a palindrome (548075570845).

The spelling of 404033240441 in words is "four hundred four billion, thirty-three million, two hundred forty thousand, four hundred forty-one".