136702668 has 24 divisors (see below), whose sum is σ = 319191040. Its totient is φ = 45536400.

The previous prime is 136702667. The next prime is 136702681. The reversal of 136702668 is 866207631.

It is not an unprimeable number, because it can be changed into a prime (136702667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20493 + ... + 26331.

Almost surely, 2^136702668 is an apocalyptic number.

It is an amenable number.

136702668 is an abundant number, since it is smaller than the sum of its proper divisors (182488372).

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

136702668 is a wasteful number, since it uses less digits than its factorization.

136702668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7797 (or 7795 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 136702668 is about 11691.9916181975. The cubic root of 136702668 is about 515.1404625190.

The spelling of 136702668 in words is "one hundred thirty-six million, seven hundred two thousand, six hundred sixty-eight".