136275668 has 6 divisors (see below), whose sum is σ = 238482426. Its totient is φ = 68137832.

The previous prime is 136275653. The next prime is 136275691. The reversal of 136275668 is 866572631.

136275668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 134606404 + 1669264 = 11602^2 + 1292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17034455 + ... + 17034462.

It is an arithmetic number, because the mean of its divisors is an integer number (39747071).

Almost surely, 2^136275668 is an apocalyptic number.

It is an amenable number.

136275668 is a deficient number, since it is larger than the sum of its proper divisors (102206758).

136275668 is a wasteful number, since it uses less digits than its factorization.

136275668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34068921 (or 34068919 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 136275668 is about 11673.7169744688. The cubic root of 136275668 is about 514.6035444419.

The spelling of 136275668 in words is "one hundred thirty-six million, two hundred seventy-five thousand, six hundred sixty-eight".