136369686 has 16 divisors (see below), whose sum is σ = 273067200. Its totient is φ = 45401928.

The previous prime is 136369657. The next prime is 136369741. The reversal of 136369686 is 686963631.

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, 8076 + ... + 18383.

It is an arithmetic number, because the mean of its divisors is an integer number (17066700).

Almost surely, 2^136369686 is an apocalyptic number.

136369686 is an abundant number, since it is smaller than the sum of its proper divisors (136697514).

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

136369686 is a wasteful number, since it uses less digits than its factorization.

136369686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27323.

The product of its digits is 839808, while the sum is 48.

The square root of 136369686 is about 11677.7431895037. The cubic root of 136369686 is about 514.7218606818.

The spelling of 136369686 in words is "one hundred thirty-six million, three hundred sixty-nine thousand, six hundred eighty-six".