812976161706 has 12 divisors (see below), whose sum is σ = 1761448350402. Its totient is φ = 270992053896.

The previous prime is 812976161693. The next prime is 812976161729. The reversal of 812976161706 is 607161679218.

812976161706 is a `hidden beast` number, since 8 + 1 + 2 + 9 + 7 + 616 + 17 + 0 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 547947855225 + 265028306481 = 740235^2 + 514809^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22582671141 + ... + 22582671176.

Almost surely, 2^812976161706 is an apocalyptic number.

812976161706 is an abundant number, since it is smaller than the sum of its proper divisors (948472188696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

812976161706 is a wasteful number, since it uses less digits than its factorization.

812976161706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45165342325 (or 45165342322 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The spelling of 812976161706 in words is "eight hundred twelve billion, nine hundred seventy-six million, one hundred sixty-one thousand, seven hundred six".