2721383216 has 40 divisors (see below), whose sum is σ = 5349635280. Its totient is φ = 1340966144.

The previous prime is 2721383213. The next prime is 2721383219. The reversal of 2721383216 is 6123831272.

It is an interprime number because it is at equal distance from previous prime (2721383213) and next prime (2721383219).

It is not an unprimeable number, because it can be changed into a prime (2721383213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333230 + ... + 341298.

It is an arithmetic number, because the mean of its divisors is an integer number (133740882).

Almost surely, 2^2721383216 is an apocalyptic number.

It is an amenable number.

2721383216 is a deficient number, since it is larger than the sum of its proper divisors (2628252064).

2721383216 is a wasteful number, since it uses less digits than its factorization.

2721383216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8381 (or 8375 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 2721383216 is about 52166.8785341811. The cubic root of 2721383216 is about 1396.1429918416.

The spelling of 2721383216 in words is "two billion, seven hundred twenty-one million, three hundred eighty-three thousand, two hundred sixteen".