136136417373679 has 2 divisors, whose sum is σ = 136136417373680. Its totient is φ = 136136417373678.

The previous prime is 136136417373667. The next prime is 136136417373743. The reversal of 136136417373679 is 976373714631631.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136136417373679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136136417373079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68068208686839 + 68068208686840.

It is an arithmetic number, because the mean of its divisors is an integer number (68068208686840).

Almost surely, 2^{136136417373679} is an apocalyptic number.

136136417373679 is a deficient number, since it is larger than the sum of its proper divisors (1).

136136417373679 is an equidigital number, since it uses as much as digits as its factorization.

136136417373679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216040608, while the sum is 67.

The spelling of 136136417373679 in words is "one hundred thirty-six trillion, one hundred thirty-six billion, four hundred seventeen million, three hundred seventy-three thousand, six hundred seventy-nine".