136662808263 has 8 divisors (see below), whose sum is σ = 182268726000. Its totient is φ = 91082714688.

The previous prime is 136662808253. The next prime is 136662808319. The reversal of 136662808263 is 362808266631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136662808263 - 2¹² = 136662804167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136662808253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6443688 + ... + 6464861.

It is an arithmetic number, because the mean of its divisors is an integer number (22783590750).

Almost surely, 2^136662808263 is an apocalyptic number.

136662808263 is a deficient number, since it is larger than the sum of its proper divisors (45605917737).

136662808263 is a wasteful number, since it uses less digits than its factorization.

136662808263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12912081.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 136662808263 in words is "one hundred thirty-six billion, six hundred sixty-two million, eight hundred eight thousand, two hundred sixty-three".