9650609745 has 24 divisors (see below), whose sum is σ = 17648670144. Its totient is φ = 4411247136.

The previous prime is 9650609741. The next prime is 9650609779. The reversal of 9650609745 is 5479060569.

It is not a de Polignac number, because 9650609745 - 2² = 9650609741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9650609741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1001842 + ... + 1011428.

It is an arithmetic number, because the mean of its divisors is an integer number (735361256).

Almost surely, 2^9650609745 is an apocalyptic number.

It is an amenable number.

9650609745 is a deficient number, since it is larger than the sum of its proper divisors (7998060399).

9650609745 is an frugal number, since it uses more digits than its factorization.

9650609745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19189 (or 9602 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 51.

The square root of 9650609745 is about 98237.5169932547. The cubic root of 9650609745 is about 2129.0453777278.

The spelling of 9650609745 in words is "nine billion, six hundred fifty million, six hundred nine thousand, seven hundred forty-five".