404300133240 has 64 divisors (see below), whose sum is σ = 1241107401600. Its totient is φ = 105306079872.

The previous prime is 404300133233. The next prime is 404300133241. The reversal of 404300133240 is 42331003404.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 404300133240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404300133241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39171210 + ... + 39181529.

It is an arithmetic number, because the mean of its divisors is an integer number (19392303150).

Almost surely, 2^404300133240 is an apocalyptic number.

404300133240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404300133240 is an abundant number, since it is smaller than the sum of its proper divisors (836807268360).

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

404300133240 is a wasteful number, since it uses less digits than its factorization.

404300133240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78352796 (or 78352792 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 404300133240 its reverse (42331003404), we get a palindrome (446631136644).

The spelling of 404300133240 in words is "four hundred four billion, three hundred million, one hundred thirty-three thousand, two hundred forty".