969965568 has 384 divisors, whose sum is σ = 3435082560. Its totient is φ = 259522560.

The previous prime is 969965539. The next prime is 969965569. The reversal of 969965568 is 865569969.

969965568 is a `hidden beast` number, since 9 + 6 + 9 + 9 + 65 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is not an unprimeable number, because it can be changed into a prime (969965569) 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, 42172405 + ... + 42172427.

Almost surely, 2^969965568 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 969965568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1717541280).

969965568 is an abundant number, since it is smaller than the sum of its proper divisors (2465116992).

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

969965568 is a wasteful number, since it uses less digits than its factorization.

969965568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 52 counting only the distinct ones).

The product of its digits is 31492800, while the sum is 63.

The square root of 969965568 is about 31144.2702274431. The cubic root of 969965568 is about 989.8865863345.

The spelling of 969965568 in words is "nine hundred sixty-nine million, nine hundred sixty-five thousand, five hundred sixty-eight".