136000008 has 48 divisors (see below), whose sum is σ = 371170800. Its totient is φ = 44984160.

The previous prime is 135999991. The next prime is 136000021. The reversal of 136000008 is 800000631.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 2223 + ... + 16641.

It is an arithmetic number, because the mean of its divisors is an integer number (7732725).

Almost surely, 2^136000008 is an apocalyptic number.

136000008 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 136000008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185585400).

136000008 is an abundant number, since it is smaller than the sum of its proper divisors (235170792).

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

136000008 is a wasteful number, since it uses less digits than its factorization.

136000008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14562 (or 14555 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 136000008 is about 11661.9041326878. The cubic root of 136000008 is about 514.2563282151.

Adding to 136000008 its reverse (800000631), we get a palindrome (936000639).

The spelling of 136000008 in words is "one hundred thirty-six million, eight", and thus it is an aban number.