136106256 has 160 divisors (see below), whose sum is σ = 419973120. Its totient is φ = 37440000.

The previous prime is 136106221. The next prime is 136106293. The reversal of 136106256 is 652601631.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542131 + ... + 542381.

It is an arithmetic number, because the mean of its divisors is an integer number (2624832).

Almost surely, 2^136106256 is an apocalyptic number.

136106256 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 136106256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209986560).

136106256 is an abundant number, since it is smaller than the sum of its proper divisors (283866864).

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

136106256 is a wasteful number, since it uses less digits than its factorization.

136106256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 136106256 is about 11666.4585886206. The cubic root of 136106256 is about 514.3902117464.

Adding to 136106256 its reverse (652601631), we get a palindrome (788707887).

The spelling of 136106256 in words is "one hundred thirty-six million, one hundred six thousand, two hundred fifty-six".