10505560505 has 16 divisors (see below), whose sum is σ = 13755101184. Its totient is φ = 7639092480.

The previous prime is 10505560441. The next prime is 10505560517. The reversal of 10505560505 is 50506550501.

It is not a de Polignac number, because 10505560505 - 2⁶ = 10505560441 is a prime.

It is a super-3 number, since 3×10505560505³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401864 + ... + 427206.

It is an arithmetic number, because the mean of its divisors is an integer number (859693824).

Almost surely, 2^10505560505 is an apocalyptic number.

It is an amenable number.

10505560505 is a deficient number, since it is larger than the sum of its proper divisors (3249540679).

10505560505 is a wasteful number, since it uses less digits than its factorization.

10505560505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32896.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 10505560505 in words is "ten billion, five hundred five million, five hundred sixty thousand, five hundred five".