136554336 has 144 divisors (see below), whose sum is σ = 426810384. Its totient is φ = 42799104.

The previous prime is 136554331. The next prime is 136554343. The reversal of 136554336 is 633455631.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a self number, because there is not a number n which added to its sum of digits gives 136554336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136554331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131676 + ... + 132708.

It is an arithmetic number, because the mean of its divisors is an integer number (2963961).

Almost surely, 2^136554336 is an apocalyptic number.

136554336 is a gapful number since it is divisible by the number (16) 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 136554336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213405192).

136554336 is an abundant number, since it is smaller than the sum of its proper divisors (290256048).

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

136554336 is a wasteful number, since it uses less digits than its factorization.

136554336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1055 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 136554336 is about 11685.6465803138. The cubic root of 136554336 is about 514.9540738887.

The spelling of 136554336 in words is "one hundred thirty-six million, five hundred fifty-four thousand, three hundred thirty-six".