135908856 has 48 divisors (see below), whose sum is σ = 369003960. Its totient is φ = 45190080.

The previous prime is 135908837. The next prime is 135908869. The reversal of 135908856 is 658809531.

135908856 is a `hidden beast` number, since 1 + 3 + 590 + 8 + 8 + 56 = 666.

135908856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29766 + ... + 34026.

Almost surely, 2^135908856 is an apocalyptic number.

It is an amenable number.

135908856 is an abundant number, since it is smaller than the sum of its proper divisors (233095104).

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

135908856 is a wasteful number, since it uses less digits than its factorization.

135908856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4716 (or 4709 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 135908856 is about 11657.9953679867. The cubic root of 135908856 is about 514.1414116305.

The spelling of 135908856 in words is "one hundred thirty-five million, nine hundred eight thousand, eight hundred fifty-six".