404240343003 has 12 divisors (see below), whose sum is σ = 667317391728. Its totient is φ = 230994481680.

The previous prime is 404240342981. The next prime is 404240343011. The reversal of 404240343003 is 300343042404.

It is not a de Polignac number, because 404240343003 - 2⁵ = 404240342971 is a prime.

It is a super-2 number, since 2×404240343003² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404240341003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3208256628 + ... + 3208256753.

It is an arithmetic number, because the mean of its divisors is an integer number (55609782644).

Almost surely, 2^404240343003 is an apocalyptic number.

404240343003 is a deficient number, since it is larger than the sum of its proper divisors (263077048725).

404240343003 is a wasteful number, since it uses less digits than its factorization.

404240343003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6416513394 (or 6416513391 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 404240343003 its reverse (300343042404), we get a palindrome (704583385407).

The spelling of 404240343003 in words is "four hundred four billion, two hundred forty million, three hundred forty-three thousand, three".