136011527808 has 128 divisors (see below), whose sum is σ = 389858280000. Its totient is φ = 41765068800.

The previous prime is 136011527789. The next prime is 136011527833. The reversal of 136011527808 is 808725110631.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 136011527808.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2463708 + ... + 2518308.

Almost surely, 2^136011527808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136011527808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194929140000).

136011527808 is an abundant number, since it is smaller than the sum of its proper divisors (253846752192).

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

136011527808 is a wasteful number, since it uses less digits than its factorization.

136011527808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55130 (or 55118 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 136011527808 in words is "one hundred thirty-six billion, eleven million, five hundred twenty-seven thousand, eight hundred eight".