136911656 has 32 divisors (see below), whose sum is σ = 300210240. Its totient is φ = 57310848.

The previous prime is 136911631. The next prime is 136911673. The reversal of 136911656 is 656119631.

It is a happy 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, 26021 + ... + 30836.

It is an arithmetic number, because the mean of its divisors is an integer number (9381570).

Almost surely, 2^136911656 is an apocalyptic number.

It is an amenable number.

136911656 is an abundant number, since it is smaller than the sum of its proper divisors (163298584).

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

136911656 is a wasteful number, since it uses less digits than its factorization.

136911656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56913 (or 56909 counting only the distinct ones).

The product of its digits is 29160, while the sum is 38.

The square root of 136911656 is about 11700.9254334860. The cubic root of 136911656 is about 515.4028406210.

The spelling of 136911656 in words is "one hundred thirty-six million, nine hundred eleven thousand, six hundred fifty-six".