136136281468272 has 80 divisors (see below), whose sum is σ = 357552102200832. Its totient is φ = 44622187810560.

The previous prime is 136136281468267. The next prime is 136136281468393. The reversal of 136136281468272 is 272864182631631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3735813 + ... + 16918299.

Almost surely, 2^{136136281468272} is an apocalyptic number.

136136281468272 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 136136281468272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178776051100416).

136136281468272 is an abundant number, since it is smaller than the sum of its proper divisors (221415820732560).

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

136136281468272 is a wasteful number, since it uses less digits than its factorization.

136136281468272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13186086 (or 13186080 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 60.

The spelling of 136136281468272 in words is "one hundred thirty-six trillion, one hundred thirty-six billion, two hundred eighty-one million, four hundred sixty-eight thousand, two hundred seventy-two".