136715674340127 has 4 divisors (see below), whose sum is σ = 182287565786840. Its totient is φ = 91143782893416.

The previous prime is 136715674340101. The next prime is 136715674340143. The reversal of 136715674340127 is 721043476517631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 136715674340127 - 2²³ = 136715665951519 is a prime.

It is a super-3 number, since 3×136715674340127³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136715674350127) 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, 22785945723352 + ... + 22785945723357.

It is an arithmetic number, because the mean of its divisors is an integer number (45571891446710).

Almost surely, 2^{136715674340127} is an apocalyptic number.

136715674340127 is a deficient number, since it is larger than the sum of its proper divisors (45571891446713).

136715674340127 is an equidigital number, since it uses as much as digits as its factorization.

136715674340127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45571891446712.

The product of its (nonzero) digits is 17781120, while the sum is 57.

The spelling of 136715674340127 in words is "one hundred thirty-six trillion, seven hundred fifteen billion, six hundred seventy-four million, three hundred forty thousand, one hundred twenty-seven".