136677080344789 has 4 divisors (see below), whose sum is σ = 138323792156256. Its totient is φ = 135030368533324.

The previous prime is 136677080344757. The next prime is 136677080344793. The reversal of 136677080344789 is 987443080776631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136677080344789 - 2⁵ = 136677080344757 is a prime.

It is a super-2 number, since 2×136677080344789² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136677080344489) 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, 823355905609 + ... + 823355905774.

It is an arithmetic number, because the mean of its divisors is an integer number (34580948039064).

Almost surely, 2^{136677080344789} is an apocalyptic number.

It is an amenable number.

136677080344789 is a deficient number, since it is larger than the sum of its proper divisors (1646711811467).

136677080344789 is an equidigital number, since it uses as much as digits as its factorization.

136677080344789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646711811466.

The product of its (nonzero) digits is 1024192512, while the sum is 73.

The spelling of 136677080344789 in words is "one hundred thirty-six trillion, six hundred seventy-seven billion, eighty million, three hundred forty-four thousand, seven hundred eighty-nine".