404241511025 has 24 divisors (see below), whose sum is σ = 548575689504. Its totient is φ = 293054486400.

The previous prime is 404241511007. The next prime is 404241511031. The reversal of 404241511025 is 520115142404.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-404241511025 is a prime.

It is a super-2 number, since 2×404241511025² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2262119 + ... + 2434268.

It is an arithmetic number, because the mean of its divisors is an integer number (22857320396).

Almost surely, 2^404241511025 is an apocalyptic number.

It is an amenable number.

404241511025 is a deficient number, since it is larger than the sum of its proper divisors (144334178479).

404241511025 is a wasteful number, since it uses less digits than its factorization.

404241511025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4696721 (or 4696716 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 404241511025 its reverse (520115142404), we get a palindrome (924356653429).

The spelling of 404241511025 in words is "four hundred four billion, two hundred forty-one million, five hundred eleven thousand, twenty-five".