136155105341623 has 2 divisors, whose sum is σ = 136155105341624. Its totient is φ = 136155105341622.

The previous prime is 136155105341597. The next prime is 136155105341657. The reversal of 136155105341623 is 326143501551631.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136155105341623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136155105341683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68077552670811 + 68077552670812.

It is an arithmetic number, because the mean of its divisors is an integer number (68077552670812).

Almost surely, 2^{136155105341623} is an apocalyptic number.

136155105341623 is a deficient number, since it is larger than the sum of its proper divisors (1).

136155105341623 is an equidigital number, since it uses as much as digits as its factorization.

136155105341623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 136155105341623 in words is "one hundred thirty-six trillion, one hundred fifty-five billion, one hundred five million, three hundred forty-one thousand, six hundred twenty-three".