272123511216 has 160 divisors (see below), whose sum is σ = 754987392000. Its totient is φ = 84196030464.

The previous prime is 272123511203. The next prime is 272123511259. The reversal of 272123511216 is 612115321272.

It is a happy number.

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, 39100345 + ... + 39107303.

It is an arithmetic number, because the mean of its divisors is an integer number (4718671200).

Almost surely, 2^272123511216 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 272123511216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377493696000).

272123511216 is an abundant number, since it is smaller than the sum of its proper divisors (482863880784).

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

272123511216 is a wasteful number, since it uses less digits than its factorization.

272123511216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7851 (or 7845 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

Adding to 272123511216 its reverse (612115321272), we get a palindrome (884238832488).

The spelling of 272123511216 in words is "two hundred seventy-two billion, one hundred twenty-three million, five hundred eleven thousand, two hundred sixteen".