135837656 has 48 divisors (see below), whose sum is σ = 266767200. Its totient is φ = 64831104.

The previous prime is 135837649. The next prime is 135837671. The reversal of 135837656 is 656738531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 865130 + ... + 865286.

It is an arithmetic number, because the mean of its divisors is an integer number (5557650).

Almost surely, 2^135837656 is an apocalyptic number.

It is an amenable number.

135837656 is a deficient number, since it is larger than the sum of its proper divisors (130929544).

135837656 is a wasteful number, since it uses less digits than its factorization.

135837656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 275 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The square root of 135837656 is about 11654.9412696933. The cubic root of 135837656 is about 514.0516130601.

The spelling of 135837656 in words is "one hundred thirty-five million, eight hundred thirty-seven thousand, six hundred fifty-six".