271228473616 has 15 divisors (see below), whose sum is σ = 525509203831. Its totient is φ = 135613195216.

The previous prime is 271228473611. The next prime is 271228473629. The reversal of 271228473616 is 616374822172.

The square root of 271228473616 is 520796.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×271228473616³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 271228473616.

It is not an unprimeable number, because it can be changed into a prime (271228473611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2018085 + ... + 2148283.

Almost surely, 2^271228473616 is an apocalyptic number.

271228473616 is the 520796-th square number.

It is an amenable number.

271228473616 is a deficient number, since it is larger than the sum of its proper divisors (254280730215).

271228473616 is an frugal number, since it uses more digits than its factorization.

271228473616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260406 (or 130201 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 49.

Multiplying 271228473616 by its sum of digits (49), we get a square (13290195207184 = 3645572²).

The spelling of 271228473616 in words is "two hundred seventy-one billion, two hundred twenty-eight million, four hundred seventy-three thousand, six hundred sixteen".