866996968 has 32 divisors (see below), whose sum is σ = 1665216000. Its totient is φ = 422995392.

The previous prime is 866996929. The next prime is 866996969. The reversal of 866996968 is 869699668.

It is not an unprimeable number, because it can be changed into a prime (866996969) 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, 127921 + ... + 134527.

It is an arithmetic number, because the mean of its divisors is an integer number (52038000).

Almost surely, 2^866996968 is an apocalyptic number.

It is an amenable number.

866996968 is a deficient number, since it is larger than the sum of its proper divisors (798219032).

866996968 is a wasteful number, since it uses less digits than its factorization.

866996968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7009 (or 7005 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 67.

The square root of 866996968 is about 29444.8122425666. The cubic root of 866996968 is about 953.5406080462.

The spelling of 866996968 in words is "eight hundred sixty-six million, nine hundred ninety-six thousand, nine hundred sixty-eight".