966617239868 has 96 divisors (see below), whose sum is σ = 2124052761600. Its totient is φ = 375293039616.

The previous prime is 966617239853. The next prime is 966617239873. The reversal of 966617239868 is 868932716669.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55261268 + ... + 55278756.

It is an arithmetic number, because the mean of its divisors is an integer number (22125549600).

Almost surely, 2^966617239868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 966617239868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1062026380800).

966617239868 is an abundant number, since it is smaller than the sum of its proper divisors (1157435521732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

966617239868 is a wasteful number, since it uses less digits than its factorization.

966617239868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22059 (or 22057 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 71.

The spelling of 966617239868 in words is "nine hundred sixty-six billion, six hundred seventeen million, two hundred thirty-nine thousand, eight hundred sixty-eight".