136026559369 has 2 divisors, whose sum is σ = 136026559370. Its totient is φ = 136026559368.

The previous prime is 136026559367. The next prime is 136026559373. The reversal of 136026559369 is 963955620631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99453821769 + 36572737600 = 315363^2 + 191240^2 .

It is a cyclic number.

It is not a de Polignac number, because 136026559369 - 2¹ = 136026559367 is a prime.

It is a super-2 number, since 2×136026559369² (a number of 23 digits) contains 22 as substring.

Together with 136026559367, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136026559363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68013279684 + 68013279685.

It is an arithmetic number, because the mean of its divisors is an integer number (68013279685).

Almost surely, 2^136026559369 is an apocalyptic number.

It is an amenable number.

136026559369 is a deficient number, since it is larger than the sum of its proper divisors (1).

136026559369 is an equidigital number, since it uses as much as digits as its factorization.

136026559369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7873200, while the sum is 55.

The spelling of 136026559369 in words is "one hundred thirty-six billion, twenty-six million, five hundred fifty-nine thousand, three hundred sixty-nine".