27716362272 has 144 divisors (see below), whose sum is σ = 81836419392. Its totient is φ = 9227623680.

The previous prime is 27716362259. The next prime is 27716362279. The reversal of 27716362272 is 27226361772.

27716362272 is a `hidden beast` number, since 2 + 7 + 7 + 1 + 636 + 2 + 2 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (27716362279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8684197 + ... + 8687387.

It is an arithmetic number, because the mean of its divisors is an integer number (568308468).

Almost surely, 2^27716362272 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 27716362272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40918209696).

27716362272 is an abundant number, since it is smaller than the sum of its proper divisors (54120057120).

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

27716362272 is a wasteful number, since it uses less digits than its factorization.

27716362272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333 (or 4313 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The spelling of 27716362272 in words is "twenty-seven billion, seven hundred sixteen million, three hundred sixty-two thousand, two hundred seventy-two".