136771008 has 112 divisors (see below), whose sum is σ = 407700480. Its totient is φ = 40089600.

The previous prime is 136770979. The next prime is 136771009. The reversal of 136771008 is 800177631.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a self number, because there is not a number n which added to its sum of digits gives 136771008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136771009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64428 + ... + 66516.

Almost surely, 2^136771008 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 136771008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203850240).

136771008 is an abundant number, since it is smaller than the sum of its proper divisors (270929472).

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

136771008 is a wasteful number, since it uses less digits than its factorization.

136771008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146 (or 2136 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 136771008 is about 11694.9137662490. The cubic root of 136771008 is about 515.2262907253.

The spelling of 136771008 in words is "one hundred thirty-six million, seven hundred seventy-one thousand, eight".