136758068 has 12 divisors (see below), whose sum is σ = 245795172. Its totient is φ = 66530880.

The previous prime is 136758053. The next prime is 136758071. The reversal of 136758068 is 860857631.

It can be written as a sum of positive squares in 2 ways, for example, as 78357904 + 58400164 = 8852^2 + 7642^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461873 + ... + 462168.

It is an arithmetic number, because the mean of its divisors is an integer number (20482931).

Almost surely, 2^136758068 is an apocalyptic number.

It is an amenable number.

136758068 is a deficient number, since it is larger than the sum of its proper divisors (109037104).

136758068 is a wasteful number, since it uses less digits than its factorization.

136758068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924082 (or 924080 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 136758068 is about 11694.3605212085. The cubic root of 136758068 is about 515.2100415738.

The spelling of 136758068 in words is "one hundred thirty-six million, seven hundred fifty-eight thousand, sixty-eight".