808740860966 has 4 divisors (see below), whose sum is σ = 1213111291452. Its totient is φ = 404370430482.

The previous prime is 808740860947. The next prime is 808740861011. The reversal of 808740860966 is 669068047808.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 808740860899 and 808740860908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202185215240 + ... + 202185215243.

It is an arithmetic number, because the mean of its divisors is an integer number (303277822863).

Almost surely, 2^808740860966 is an apocalyptic number.

808740860966 is a deficient number, since it is larger than the sum of its proper divisors (404370430486).

808740860966 is a wasteful number, since it uses less digits than its factorization.

808740860966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404370430485.

The product of its (nonzero) digits is 27869184, while the sum is 62.

The spelling of 808740860966 in words is "eight hundred eight billion, seven hundred forty million, eight hundred sixty thousand, nine hundred sixty-six".