136106802068 has 6 divisors (see below), whose sum is σ = 238186903626. Its totient is φ = 68053401032.

The previous prime is 136106802017. The next prime is 136106802071. The reversal of 136106802068 is 860208601631.

It can be written as a sum of positive squares in only one way, i.e., 101778864784 + 34327937284 = 319028^2 + 185278^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17013350255 + ... + 17013350262.

It is an arithmetic number, because the mean of its divisors is an integer number (39697817271).

Almost surely, 2^136106802068 is an apocalyptic number.

It is an amenable number.

136106802068 is a deficient number, since it is larger than the sum of its proper divisors (102080101558).

136106802068 is a wasteful number, since it uses less digits than its factorization.

136106802068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34026700521 (or 34026700519 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 136106802068 in words is "one hundred thirty-six billion, one hundred six million, eight hundred two thousand, sixty-eight".