9665350634 has 4 divisors (see below), whose sum is σ = 14498025954. Its totient is φ = 4832675316.

The previous prime is 9665350633. The next prime is 9665350661. The reversal of 9665350634 is 4360535669.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6336637609 + 3328713025 = 79603^2 + 57695^2 .

It is not an unprimeable number, because it can be changed into a prime (9665350633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2416337657 + ... + 2416337660.

Almost surely, 2^9665350634 is an apocalyptic number.

9665350634 is a deficient number, since it is larger than the sum of its proper divisors (4832675320).

9665350634 is a wasteful number, since it uses less digits than its factorization.

9665350634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832675319.

The product of its (nonzero) digits is 1749600, while the sum is 47.

The square root of 9665350634 is about 98312.5151443091. The cubic root of 9665350634 is about 2130.1288345151.

The spelling of 9665350634 in words is "nine billion, six hundred sixty-five million, three hundred fifty thousand, six hundred thirty-four".