809696968 has 16 divisors (see below), whose sum is σ = 1584190080. Its totient is φ = 387246288.

The previous prime is 809696959. The next prime is 809697001. The reversal of 809696968 is 869696908.

It is a nialpdrome in base 13.

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, 2200080 + ... + 2200447.

It is an arithmetic number, because the mean of its divisors is an integer number (99011880).

Almost surely, 2^809696968 is an apocalyptic number.

It is an amenable number.

809696968 is a deficient number, since it is larger than the sum of its proper divisors (774493112).

809696968 is a wasteful number, since it uses less digits than its factorization.

809696968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400556 (or 4400552 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 61.

The square root of 809696968 is about 28455.1747139251. The cubic root of 809696968 is about 932.0534914990.

The spelling of 809696968 in words is "eight hundred nine million, six hundred ninety-six thousand, nine hundred sixty-eight".