136280681165223 has 256 divisors, whose sum is σ = 241893803520000. Its totient is φ = 75769505989632.

The previous prime is 136280681165221. The next prime is 136280681165249. The reversal of 136280681165223 is 322561186082631.

136280681165223 is a `hidden beast` number, since 1 + 3 + 6 + 28 + 0 + 6 + 81 + 16 + 522 + 3 = 666.

It is not a de Polignac number, because 136280681165223 - 2¹ = 136280681165221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136280681165223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136280681165221) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 47700622011 + ... + 47700624867.

It is an arithmetic number, because the mean of its divisors is an integer number (944897670000).

Almost surely, 2^{136280681165223} is an apocalyptic number.

136280681165223 is a deficient number, since it is larger than the sum of its proper divisors (105613122354777).

136280681165223 is a wasteful number, since it uses less digits than its factorization.

136280681165223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3716 (or 3696 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 136280681165223 in words is "one hundred thirty-six trillion, two hundred eighty billion, six hundred eighty-one million, one hundred sixty-five thousand, two hundred twenty-three".