136552320 has 192 divisors, whose sum is σ = 477678240. Its totient is φ = 35942400.

The previous prime is 136552319. The next prime is 136552321. The reversal of 136552320 is 23255631.

136552320 is a `hidden beast` number, since 1 + 3 + 655 + 2 + 3 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (136552319) and next prime (136552321).

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136552321) 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, 869682 + ... + 869838.

Almost surely, 2^136552320 is an apocalyptic number.

136552320 is a gapful number since it is divisible by the number (10) 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 136552320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238839120).

136552320 is an abundant number, since it is smaller than the sum of its proper divisors (341125920).

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

136552320 is a wasteful number, since it uses less digits than its factorization.

136552320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 136552320 is about 11685.5603203270. The cubic root of 136552320 is about 514.9515397264.

The spelling of 136552320 in words is "one hundred thirty-six million, five hundred fifty-two thousand, three hundred twenty".