136055808 has 352 divisors, whose sum is σ = 497830400. Its totient is φ = 35831808.

The previous prime is 136055783. The next prime is 136055819. The reversal of 136055808 is 808550631.

136055808 is a `hidden beast` number, since 13 + 60 + 5 + 580 + 8 = 666.

It is a super-2 number, since 2×136055808² = 37022365781065728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 3677166 + ... + 3677202.

Almost surely, 2^136055808 is an apocalyptic number.

136055808 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136055808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248915200).

136055808 is an abundant number, since it is smaller than the sum of its proper divisors (361774592).

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

136055808 is a wasteful number, since it uses less digits than its factorization.

136055808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 136055808 is about 11664.2962925330. The cubic root of 136055808 is about 514.3266507097.

The spelling of 136055808 in words is "one hundred thirty-six million, fifty-five thousand, eight hundred eight".