868191196 has 12 divisors (see below), whose sum is σ = 1519918848. Its totient is φ = 433928672.

The previous prime is 868191169. The next prime is 868191211. The reversal of 868191196 is 691191868.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29641 + ... + 51136.

It is an arithmetic number, because the mean of its divisors is an integer number (126659904).

Almost surely, 2^868191196 is an apocalyptic number.

It is an amenable number.

868191196 is a deficient number, since it is larger than the sum of its proper divisors (651727652).

868191196 is a wasteful number, since it uses less digits than its factorization.

868191196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83468 (or 83466 counting only the distinct ones).

The product of its digits is 186624, while the sum is 49.

The square root of 868191196 is about 29465.0843541979. The cubic root of 868191196 is about 953.9782191289.

The spelling of 868191196 in words is "eight hundred sixty-eight million, one hundred ninety-one thousand, one hundred ninety-six".