136680036774 has 64 divisors (see below), whose sum is σ = 292134297600. Its totient is φ = 42509069568.

The previous prime is 136680036659. The next prime is 136680036797. The reversal of 136680036774 is 477630086631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1949032 + ... + 2017940.

It is an arithmetic number, because the mean of its divisors is an integer number (4564598400).

Almost surely, 2^136680036774 is an apocalyptic number.

136680036774 is an abundant number, since it is smaller than the sum of its proper divisors (155454260826).

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

136680036774 is a wasteful number, since it uses less digits than its factorization.

136680036774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69197.

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 136680036774 in words is "one hundred thirty-six billion, six hundred eighty million, thirty-six thousand, seven hundred seventy-four".