136768330 has 8 divisors (see below), whose sum is σ = 246183012. Its totient is φ = 54707328.

The previous prime is 136768319. The next prime is 136768339. The reversal of 136768330 is 33867631.

It can be written as a sum of positive squares in 2 ways, for example, as 131537961 + 5230369 = 11469^2 + 2287^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 136768330.

It is not an unprimeable number, because it can be changed into a prime (136768339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6838407 + ... + 6838426.

Almost surely, 2^136768330 is an apocalyptic number.

136768330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136768330 is a deficient number, since it is larger than the sum of its proper divisors (109414682).

136768330 is a wasteful number, since it uses less digits than its factorization.

136768330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13676840.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 136768330 is about 11694.7992714711. The cubic root of 136768330 is about 515.2229279634. Note that the first 3 decimals are identical.

The spelling of 136768330 in words is "one hundred thirty-six million, seven hundred sixty-eight thousand, three hundred thirty".