404502103040 has 132 divisors (see below), whose sum is σ = 1128753112716. Its totient is φ = 138686349312.

The previous prime is 404502103013. The next prime is 404502103051. The reversal of 404502103040 is 40301205404.

It can be written as a sum of positive squares in 2 ways, for example, as 127169265664 + 277332837376 = 356608^2 + 526624^2 .

It is a junction number, because it is equal to n+sod(n) for n = 404502102997 and 404502103015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 555287 + ... + 1057046.

Almost surely, 2^404502103040 is an apocalyptic number.

404502103040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404502103040 is an abundant number, since it is smaller than the sum of its proper divisors (724251009676).

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

404502103040 is a wasteful number, since it uses less digits than its factorization.

404502103040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612372 (or 1612347 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 404502103040 its reverse (40301205404), we get a palindrome (444803308444).

The spelling of 404502103040 in words is "four hundred four billion, five hundred two million, one hundred three thousand, forty".