404133403120 has 40 divisors (see below), whose sum is σ = 939654322560. Its totient is φ = 161645763840.

The previous prime is 404133403087. The next prime is 404133403127. The reversal of 404133403120 is 21304331404.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404133403127) 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 7 ways as a sum of consecutive naturals, for example, 1783425 + ... + 1997215.

It is an arithmetic number, because the mean of its divisors is an integer number (23491358064).

Almost surely, 2^404133403120 is an apocalyptic number.

404133403120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404133403120 is an abundant number, since it is smaller than the sum of its proper divisors (535520919440).

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

404133403120 is a wasteful number, since it uses less digits than its factorization.

404133403120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237433 (or 237427 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 404133403120 its reverse (21304331404), we get a palindrome (425437734524).

The spelling of 404133403120 in words is "four hundred four billion, one hundred thirty-three million, four hundred three thousand, one hundred twenty".