136768755 has 8 divisors (see below), whose sum is σ = 218830032. Its totient is φ = 72943328.

The previous prime is 136768747. The next prime is 136768763. The reversal of 136768755 is 557867631.

It is an interprime number because it is at equal distance from previous prime (136768747) and next prime (136768763).

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 136768755 - 2³ = 136768747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4558944 + ... + 4558973.

It is an arithmetic number, because the mean of its divisors is an integer number (27353754).

Almost surely, 2^136768755 is an apocalyptic number.

136768755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136768755 is a deficient number, since it is larger than the sum of its proper divisors (82061277).

136768755 is an equidigital number, since it uses as much as digits as its factorization.

136768755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117925.

The product of its digits is 1058400, while the sum is 48.

The square root of 136768755 is about 11694.8174419270. The cubic root of 136768755 is about 515.2234616384.

The spelling of 136768755 in words is "one hundred thirty-six million, seven hundred sixty-eight thousand, seven hundred fifty-five".