2275545216 has 128 divisors (see below), whose sum is σ = 6975820800. Its totient is φ = 643765248.

The previous prime is 2275545199. The next prime is 2275545257. The reversal of 2275545216 is 6125455722.

It is a tau number, because it is divible by the number of its divisors (128).

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, 272755 + ... + 280973.

It is an arithmetic number, because the mean of its divisors is an integer number (54498600).

Almost surely, 2^2275545216 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 2275545216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3487910400).

2275545216 is an abundant number, since it is smaller than the sum of its proper divisors (4700275584).

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

2275545216 is a wasteful number, since it uses less digits than its factorization.

2275545216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346 (or 8334 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 2275545216 is about 47702.6751451111. The cubic root of 2275545216 is about 1315.3111141553.

The spelling of 2275545216 in words is "two billion, two hundred seventy-five million, five hundred forty-five thousand, two hundred sixteen".