9705550505 has 16 divisors (see below), whose sum is σ = 13312141824. Its totient is φ = 6654398400.

The previous prime is 9705550471. The next prime is 9705550507. The reversal of 9705550505 is 5050555079.

It is not a de Polignac number, because 9705550505 - 2¹⁸ = 9705288361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9705550507) 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, 419264 + ... + 441806.

It is an arithmetic number, because the mean of its divisors is an integer number (832008864).

Almost surely, 2^9705550505 is an apocalyptic number.

It is an amenable number.

9705550505 is a deficient number, since it is larger than the sum of its proper divisors (3606591319).

9705550505 is a wasteful number, since it uses less digits than its factorization.

9705550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34856.

The product of its (nonzero) digits is 196875, while the sum is 41.

The square root of 9705550505 is about 98516.7524079027. The cubic root of 9705550505 is about 2133.0779415272.

The spelling of 9705550505 in words is "nine billion, seven hundred five million, five hundred fifty thousand, five hundred five".