136310777177 has 4 divisors (see below), whose sum is σ = 136344850356. Its totient is φ = 136276704000.

The previous prime is 136310777093. The next prime is 136310777191. The reversal of 136310777177 is 771777013631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 771777013631 = 13 ⋅59367462587.

It can be written as a sum of positive squares in 2 ways, for example, as 14831342656 + 121479434521 = 121784^2 + 348539^2 .

It is a cyclic number.

It is not a de Polignac number, because 136310777177 - 2²⁶ = 136243668313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136310777377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17030588 + ... + 17038589.

It is an arithmetic number, because the mean of its divisors is an integer number (34086212589).

Almost surely, 2^136310777177 is an apocalyptic number.

It is an amenable number.

136310777177 is a deficient number, since it is larger than the sum of its proper divisors (34073179).

136310777177 is an equidigital number, since it uses as much as digits as its factorization.

136310777177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34073178.

The product of its (nonzero) digits is 907578, while the sum is 50.

The spelling of 136310777177 in words is "one hundred thirty-six billion, three hundred ten million, seven hundred seventy-seven thousand, one hundred seventy-seven".