136080648 has 160 divisors (see below), whose sum is σ = 440652960. Its totient is φ = 38776320.

The previous prime is 136080643. The next prime is 136080649. The reversal of 136080648 is 846080631.

It is a happy number.

136080648 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 8 + 0 + 648 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (136080643) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 120615 + ... + 121737.

It is an arithmetic number, because the mean of its divisors is an integer number (2754081).

Almost surely, 2^136080648 is an apocalyptic number.

136080648 is a gapful number since it is divisible by the number (18) 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 136080648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220326480).

136080648 is an abundant number, since it is smaller than the sum of its proper divisors (304572312).

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

136080648 is a wasteful number, since it uses less digits than its factorization.

136080648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169 (or 1156 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 136080648 is about 11665.3610317041. The cubic root of 136080648 is about 514.3579493774.

The spelling of 136080648 in words is "one hundred thirty-six million, eighty thousand, six hundred forty-eight".