136510272 has 140 divisors (see below), whose sum is σ = 428739300. Its totient is φ = 42799104.

The previous prime is 136510261. The next prime is 136510291. The reversal of 136510272 is 272015631.

It is a happy number.

136510272 is a `hidden beast` number, since 1 + 3 + 651 + 0 + 2 + 7 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 77158656 + 59351616 = 8784^2 + 7704^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 87354 + ... + 88902.

Almost surely, 2^136510272 is an apocalyptic number.

136510272 is a gapful number since it is divisible by the number (12) 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 136510272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214369650).

136510272 is an abundant number, since it is smaller than the sum of its proper divisors (292229028).

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

136510272 is a wasteful number, since it uses less digits than its factorization.

136510272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 136510272 is about 11683.7610382958. The cubic root of 136510272 is about 514.8986786565.

The spelling of 136510272 in words is "one hundred thirty-six million, five hundred ten thousand, two hundred seventy-two".