10404104012505 has 48 divisors (see below), whose sum is σ = 20917647114624. Its totient is φ = 4685174334720.

The previous prime is 10404104012479. The next prime is 10404104012581. The reversal of 10404104012505 is 50521040140401.

10404104012505 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 4 + 1 + 0 + 401 + 250 + 5 = 666.

10404104012505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10404104012505 - 2⁸ = 10404104012249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 246463236 + ... + 246505445.

It is an arithmetic number, because the mean of its divisors is an integer number (435784314888).

Almost surely, 2^{10404104012505} is an apocalyptic number.

10404104012505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10404104012505 is an abundant number, since it is smaller than the sum of its proper divisors (10513543102119).

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

10404104012505 is a wasteful number, since it uses less digits than its factorization.

10404104012505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492968766 (or 492968763 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 10404104012505 its reverse (50521040140401), we get a palindrome (60925144152906).

The spelling of 10404104012505 in words is "ten trillion, four hundred four billion, one hundred four million, twelve thousand, five hundred five".