136645733644177 has 4 divisors (see below), whose sum is σ = 136645867025920. Its totient is φ = 136645600262436.

The previous prime is 136645733644159. The next prime is 136645733644213. The reversal of 136645733644177 is 771446337546631.

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 a de Polignac number, because none of the positive numbers 2^k-136645733644177 is a prime.

It is a super-2 number, since 2×136645733644177² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136645733645177) 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, 65142177 + ... + 67207102.

It is an arithmetic number, because the mean of its divisors is an integer number (34161466756480).

Almost surely, 2^{136645733644177} is an apocalyptic number.

It is an amenable number.

136645733644177 is a deficient number, since it is larger than the sum of its proper divisors (133381743).

136645733644177 is a wasteful number, since it uses less digits than its factorization.

136645733644177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133381742.

The product of its digits is 640120320, while the sum is 67.

The spelling of 136645733644177 in words is "one hundred thirty-six trillion, six hundred forty-five billion, seven hundred thirty-three million, six hundred forty-four thousand, one hundred seventy-seven".