136568773373 has 8 divisors (see below), whose sum is σ = 141648536280. Its totient is φ = 131562100800.

The previous prime is 136568773351. The next prime is 136568773387. The reversal of 136568773373 is 373377865631.

It can be written as a sum of positive squares in 4 ways, for example, as 81126419929 + 55442353444 = 284827^2 + 235462^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136568773373 - 2⁶ = 136568773309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136568773303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18268778 + ... + 18276251.

It is an arithmetic number, because the mean of its divisors is an integer number (17706067035).

Almost surely, 2^136568773373 is an apocalyptic number.

It is an amenable number.

136568773373 is a deficient number, since it is larger than the sum of its proper divisors (5079762907).

136568773373 is a wasteful number, since it uses less digits than its factorization.

136568773373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36545167.

The product of its digits is 40007520, while the sum is 59.

The spelling of 136568773373 in words is "one hundred thirty-six billion, five hundred sixty-eight million, seven hundred seventy-three thousand, three hundred seventy-three".