136655600112666 has 12 divisors (see below), whose sum is σ = 296087133577482. Its totient is φ = 45551866704216.

The previous prime is 136655600112641. The next prime is 136655600112671. The reversal of 136655600112666 is 666211006556631.

It can be written as a sum of positive squares in only one way, i.e., 135307727874225 + 1347872238441 = 11632185^2 + 1160979^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3795988892001 + ... + 3795988892036.

Almost surely, 2^{136655600112666} is an apocalyptic number.

136655600112666 is an abundant number, since it is smaller than the sum of its proper divisors (159431533464816).

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

136655600112666 is a wasteful number, since it uses less digits than its factorization.

136655600112666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7591977784045 (or 7591977784042 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 136655600112666 in words is "one hundred thirty-six trillion, six hundred fifty-five billion, six hundred million, one hundred twelve thousand, six hundred sixty-six".