404005413121125 has 16 divisors (see below), whose sum is σ = 672265007434176. Its totient is φ = 215469553664400.

The previous prime is 404005413121117. The next prime is 404005413121129. The reversal of 404005413121125 is 521121314500404.

It is not a de Polignac number, because 404005413121125 - 2³ = 404005413121117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404005413121129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538673883787 + ... + 538673884536.

It is an arithmetic number, because the mean of its divisors is an integer number (42016562964636).

Almost surely, 2^{404005413121125} is an apocalyptic number.

It is an amenable number.

404005413121125 is a deficient number, since it is larger than the sum of its proper divisors (268259594313051).

404005413121125 is a wasteful number, since it uses less digits than its factorization.

404005413121125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077347768341 (or 1077347768331 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 404005413121125 its reverse (521121314500404), we get a palindrome (925126727621529).

The spelling of 404005413121125 in words is "four hundred four trillion, five billion, four hundred thirteen million, one hundred twenty-one thousand, one hundred twenty-five".