136907056 has 80 divisors (see below), whose sum is σ = 317792160. Its totient is φ = 56309760.

The previous prime is 136907051. The next prime is 136907093. The reversal of 136907056 is 650709631.

It is not an unprimeable number, because it can be changed into a prime (136907051) 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, 120700 + ... + 121828.

It is an arithmetic number, because the mean of its divisors is an integer number (3972402).

Almost surely, 2^136907056 is an apocalyptic number.

136907056 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 136907056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158896080).

136907056 is an abundant number, since it is smaller than the sum of its proper divisors (180885104).

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

136907056 is a wasteful number, since it uses less digits than its factorization.

136907056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 136907056 is about 11700.7288661861. The cubic root of 136907056 is about 515.3970683353.

The spelling of 136907056 in words is "one hundred thirty-six million, nine hundred seven thousand, fifty-six".