104403565505 has 16 divisors (see below), whose sum is σ = 125695764480. Its totient is φ = 83248687872.

The previous prime is 104403565493. The next prime is 104403565529. The reversal of 104403565505 is 505565304401.

It is a cyclic number.

It is not a de Polignac number, because 104403565505 - 2⁸ = 104403565249 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 6676586 + ... + 6692204.

It is an arithmetic number, because the mean of its divisors is an integer number (7855985280).

Almost surely, 2^104403565505 is an apocalyptic number.

It is an amenable number.

104403565505 is a deficient number, since it is larger than the sum of its proper divisors (21292198975).

104403565505 is a wasteful number, since it uses less digits than its factorization.

104403565505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19928.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 104403565505 its reverse (505565304401), we get a palindrome (609968869906).

The spelling of 104403565505 in words is "one hundred four billion, four hundred three million, five hundred sixty-five thousand, five hundred five".