136555626653 has 2 divisors, whose sum is σ = 136555626654. Its totient is φ = 136555626652.

The previous prime is 136555626643. The next prime is 136555626709. The reversal of 136555626653 is 356626555631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135580813369 + 974813284 = 368213^2 + 31222^2 .

It is a cyclic number.

It is not a de Polignac number, because 136555626653 - 2²⁴ = 136538849437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136555626595 and 136555626604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136555626643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68277813326 + 68277813327.

It is an arithmetic number, because the mean of its divisors is an integer number (68277813327).

Almost surely, 2^136555626653 is an apocalyptic number.

It is an amenable number.

136555626653 is a deficient number, since it is larger than the sum of its proper divisors (1).

136555626653 is an equidigital number, since it uses as much as digits as its factorization.

136555626653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580000, while the sum is 53.

The spelling of 136555626653 in words is "one hundred thirty-six billion, five hundred fifty-five million, six hundred twenty-six thousand, six hundred fifty-three".