10505550605 has 16 divisors (see below), whose sum is σ = 14561705664. Its totient is φ = 7190964480.

The previous prime is 10505550589. The next prime is 10505550607. The reversal of 10505550605 is 50605550501.

It is not a de Polignac number, because 10505550605 - 2⁴ = 10505550589 is a prime.

It is a super-2 number, since 2×10505550605² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10505550607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5617007 + ... + 5618876.

It is an arithmetic number, because the mean of its divisors is an integer number (910106604).

Almost surely, 2^10505550605 is an apocalyptic number.

It is an amenable number.

10505550605 is a deficient number, since it is larger than the sum of its proper divisors (4056155059).

10505550605 is a wasteful number, since it uses less digits than its factorization.

10505550605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11235916.

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

The spelling of 10505550605 in words is "ten billion, five hundred five million, five hundred fifty thousand, six hundred five".