9668558669 has 8 divisors (see below), whose sum is σ = 12054307008. Its totient is φ = 7533941760.

The previous prime is 9668558651. The next prime is 9668558681.

9668558669 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9668558669 - 2²⁴ = 9651781453 is a prime.

It is a super-2 number, since 2×9668558669² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9668558599 and 9668558608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9668558609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62782772 + ... + 62782925.

It is an arithmetic number, because the mean of its divisors is an integer number (1506788376).

Almost surely, 2^9668558669 is an apocalyptic number.

It is an amenable number.

9668558669 is a deficient number, since it is larger than the sum of its proper divisors (2385748339).

9668558669 is a wasteful number, since it uses less digits than its factorization.

9668558669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125565715.

The product of its digits is 167961600, while the sum is 68.

The square root of 9668558669 is about 98328.8292872441. The cubic root of 9668558669 is about 2130.3644794221.

The spelling of 9668558669 in words is "nine billion, six hundred sixty-eight million, five hundred fifty-eight thousand, six hundred sixty-nine".