136817453208 has 32 divisors (see below), whose sum is σ = 342996422400. Its totient is φ = 45478779168.

The previous prime is 136817453197. The next prime is 136817453231. The reversal of 136817453208 is 802354718631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7931116 + ... + 7948347.

It is an arithmetic number, because the mean of its divisors is an integer number (10718638200).

Almost surely, 2^136817453208 is an apocalyptic number.

It is an amenable number.

136817453208 is an abundant number, since it is smaller than the sum of its proper divisors (206178969192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136817453208 is a wasteful number, since it uses less digits than its factorization.

136817453208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15879831 (or 15879827 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 136817453208 in words is "one hundred thirty-six billion, eight hundred seventeen million, four hundred fifty-three thousand, two hundred eight".