227932734272136 has 128 divisors (see below), whose sum is σ = 594460190453760. Its totient is φ = 72778555404800.

The previous prime is 227932734272071. The next prime is 227932734272143. The reversal of 227932734272136 is 631272437239722.

227932734272136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×227932734272136² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 227932734272136.

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, 585091 + ... + 21359021.

It is an arithmetic number, because the mean of its divisors is an integer number (4644220237920).

Almost surely, 2^{227932734272136} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227932734272136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297230095226880).

227932734272136 is an abundant number, since it is smaller than the sum of its proper divisors (366527456181624).

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

227932734272136 is a wasteful number, since it uses less digits than its factorization.

227932734272136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20774195 (or 20774191 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 60.

The spelling of 227932734272136 in words is "two hundred twenty-seven trillion, nine hundred thirty-two billion, seven hundred thirty-four million, two hundred seventy-two thousand, one hundred thirty-six".