985662568 has 32 divisors (see below), whose sum is σ = 2059032960. Its totient is φ = 438494080.

The previous prime is 985662553. The next prime is 985662569. The reversal of 985662568 is 865266589.

It is not an unprimeable number, because it can be changed into a prime (985662569) 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, 115021 + ... + 123292.

It is an arithmetic number, because the mean of its divisors is an integer number (64344780).

Almost surely, 2^985662568 is an apocalyptic number.

It is an amenable number.

985662568 is an abundant number, since it is smaller than the sum of its proper divisors (1073370392).

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

985662568 is a wasteful number, since it uses less digits than its factorization.

985662568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238377 (or 238373 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 55.

The square root of 985662568 is about 31395.2634644145. The cubic root of 985662568 is about 995.1978320974.

The spelling of 985662568 in words is "nine hundred eighty-five million, six hundred sixty-two thousand, five hundred sixty-eight".