812976161696 has 24 divisors (see below), whose sum is σ = 1603389743424. Its totient is φ = 405766068160.

The previous prime is 812976161693. The next prime is 812976161729. The reversal of 812976161696 is 696161679218.

It is not an unprimeable number, because it can be changed into a prime (812976161693) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 22544600 + ... + 22580631.

It is an arithmetic number, because the mean of its divisors is an integer number (66807905976).

Almost surely, 2^812976161696 is an apocalyptic number.

It is an amenable number.

812976161696 is a deficient number, since it is larger than the sum of its proper divisors (790413581728).

812976161696 is a wasteful number, since it uses less digits than its factorization.

812976161696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45125804 (or 45125796 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 62.

The spelling of 812976161696 in words is "eight hundred twelve billion, nine hundred seventy-six million, one hundred sixty-one thousand, six hundred ninety-six".