136535719320 has 768 divisors, whose sum is σ = 601530209280. Its totient is φ = 25936588800.

The previous prime is 136535719297. The next prime is 136535719357. The reversal of 136535719320 is 23917535631.

136535719320 is a `hidden beast` number, since 1 + 3 + 6 + 53 + 571 + 9 + 3 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 38556750 + ... + 38560290.

It is an arithmetic number, because the mean of its divisors is an integer number (783242460).

Almost surely, 2^136535719320 is an apocalyptic number.

136535719320 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 136535719320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300765104640).

136535719320 is an abundant number, since it is smaller than the sum of its proper divisors (464994489960).

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

136535719320 is a wasteful number, since it uses less digits than its factorization.

136535719320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696 (or 3689 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 45.

The spelling of 136535719320 in words is "one hundred thirty-six billion, five hundred thirty-five million, seven hundred nineteen thousand, three hundred twenty".