136685596 has 12 divisors (see below), whose sum is σ = 249599952. Its totient is φ = 65371328.

The previous prime is 136685587. The next prime is 136685599. The reversal of 136685596 is 695586631.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136685599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742765 + ... + 742948.

It is an arithmetic number, because the mean of its divisors is an integer number (20799996).

Almost surely, 2^136685596 is an apocalyptic number.

It is an amenable number.

136685596 is a deficient number, since it is larger than the sum of its proper divisors (112914356).

136685596 is a wasteful number, since it uses less digits than its factorization.

136685596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485740 (or 1485738 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

The square root of 136685596 is about 11691.2615230351. The cubic root of 136685596 is about 515.1190173289.

The spelling of 136685596 in words is "one hundred thirty-six million, six hundred eighty-five thousand, five hundred ninety-six".